diff --git a/src/clients/berry.client.ts b/src/clients/berry.client.ts
index 8f0b368d..72a94cd9 100644
--- a/src/clients/berry.client.ts
+++ b/src/clients/berry.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { Berry, BerryFirmness, BerryFlavor, NamedAPIResourceList } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -109,7 +108,7 @@ export class BerryClient extends BaseClient {
    */
   public listBerries(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.BERRY, offset, limit);
+      const url = this.getListURL(ENDPOINTS.BERRY, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -125,7 +124,7 @@ export class BerryClient extends BaseClient {
    */
   public listBerryFirmnesses(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.BERRY_FIRMNESS, offset, limit);
+      const url = this.getListURL(ENDPOINTS.BERRY_FIRMNESS, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -141,7 +140,7 @@ export class BerryClient extends BaseClient {
    */
   public listBerryFlavors(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.BERRY_FLAVOR, offset, limit);
+      const url = this.getListURL(ENDPOINTS.BERRY_FLAVOR, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/contest.client.ts b/src/clients/contest.client.ts
index 9aab68b3..e4f97af7 100644
--- a/src/clients/contest.client.ts
+++ b/src/clients/contest.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { ContestEffect, ContestType, NamedAPIResourceList, SuperContestEffect } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -79,7 +78,7 @@ export class ContestClient extends BaseClient {
    */
   public async listContestTypes(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.CONTEST_TYPE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.CONTEST_TYPE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -95,7 +94,7 @@ export class ContestClient extends BaseClient {
    */
   public async listContestEffects(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.CONTEST_EFFECT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.CONTEST_EFFECT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -114,7 +113,7 @@ export class ContestClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.SUPER_CONTEST_EFFECT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.SUPER_CONTEST_EFFECT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/encounter.client.ts b/src/clients/encounter.client.ts
index e34af859..bfaa08df 100644
--- a/src/clients/encounter.client.ts
+++ b/src/clients/encounter.client.ts
@@ -6,7 +6,6 @@ import {
   NamedAPIResourceList,
 } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -115,7 +114,7 @@ export class EncounterClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ENCOUNTER_METHOD, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ENCOUNTER_METHOD, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -134,7 +133,7 @@ export class EncounterClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ENCOUNTER_CONDITION, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ENCOUNTER_CONDITION, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -153,7 +152,7 @@ export class EncounterClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ENCOUNTER_CONDITION_VALUE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ENCOUNTER_CONDITION_VALUE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/evolution.client.ts b/src/clients/evolution.client.ts
index d50a1fe0..4272bd30 100644
--- a/src/clients/evolution.client.ts
+++ b/src/clients/evolution.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { EvolutionChain, EvolutionTrigger, NamedAPIResourceList } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -64,7 +63,7 @@ export class EvolutionClient extends BaseClient {
    */
   public async listEvolutionChains(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.EVOLUTION_CHAIN, offset, limit);
+      const url = this.getListURL(ENDPOINTS.EVOLUTION_CHAIN, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -83,7 +82,7 @@ export class EvolutionClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.EVOLUTION_TRIGGER, offset, limit);
+      const url = this.getListURL(ENDPOINTS.EVOLUTION_TRIGGER, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/game.client.ts b/src/clients/game.client.ts
index 737c8006..0cc46657 100644
--- a/src/clients/game.client.ts
+++ b/src/clients/game.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { Generation, NamedAPIResourceList, Pokedex, Version, VersionGroup } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -136,7 +135,7 @@ export class GameClient extends BaseClient {
    */
   public async listGenerations(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.GENERATION, offset, limit);
+      const url = this.getListURL(ENDPOINTS.GENERATION, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -152,7 +151,7 @@ export class GameClient extends BaseClient {
    */
   public async listPokedexes(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEDEX, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEDEX, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -168,7 +167,7 @@ export class GameClient extends BaseClient {
    */
   public async listVersions(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.VERSION, offset, limit);
+      const url = this.getListURL(ENDPOINTS.VERSION, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -184,7 +183,7 @@ export class GameClient extends BaseClient {
    */
   public async listVersionGroups(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.VERSION_GROUP, offset, limit);
+      const url = this.getListURL(ENDPOINTS.VERSION_GROUP, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/item.client.ts b/src/clients/item.client.ts
index b9425217..d625aeda 100644
--- a/src/clients/item.client.ts
+++ b/src/clients/item.client.ts
@@ -8,7 +8,6 @@ import {
   NamedAPIResourceList,
 } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -172,7 +171,7 @@ export class ItemClient extends BaseClient {
    */
   public async listItems(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ITEM, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ITEM, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -188,7 +187,7 @@ export class ItemClient extends BaseClient {
    */
   public async listItemAttributes(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ITEM_ATTRIBUTE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ITEM_ATTRIBUTE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -204,7 +203,7 @@ export class ItemClient extends BaseClient {
    */
   public async listItemCategories(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ITEM_CATEGORY, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ITEM_CATEGORY, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -223,7 +222,7 @@ export class ItemClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ITEM_FLING_EFFECT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ITEM_FLING_EFFECT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -239,7 +238,7 @@ export class ItemClient extends BaseClient {
    */
   public async listItemPockets(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ITEM_POCKET, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ITEM_POCKET, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/location.client.ts b/src/clients/location.client.ts
index e38ac070..32700ada 100644
--- a/src/clients/location.client.ts
+++ b/src/clients/location.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { Location, LocationArea, NamedAPIResourceList, PalParkArea, Region } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -136,7 +135,7 @@ export class LocationClient extends BaseClient {
    */
   public async listLocations(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.LOCATION, offset, limit);
+      const url = this.getListURL(ENDPOINTS.LOCATION, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -152,7 +151,7 @@ export class LocationClient extends BaseClient {
    */
   public async listLocationAreas(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.LOCATION_AREA, offset, limit);
+      const url = this.getListURL(ENDPOINTS.LOCATION_AREA, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -168,7 +167,7 @@ export class LocationClient extends BaseClient {
    */
   public async listPalParkAreas(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.PALPARK_AREA, offset, limit);
+      const url = this.getListURL(ENDPOINTS.PALPARK_AREA, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -184,7 +183,7 @@ export class LocationClient extends BaseClient {
    */
   public async listRegions(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.REGION, offset, limit);
+      const url = this.getListURL(ENDPOINTS.REGION, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/machine.client.ts b/src/clients/machine.client.ts
index 5cddbdb2..152d9608 100644
--- a/src/clients/machine.client.ts
+++ b/src/clients/machine.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { Machine, NamedAPIResourceList } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -35,7 +34,7 @@ export class MachineClient extends BaseClient {
    */
   public async listMachines(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MACHINE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MACHINE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/move.client.ts b/src/clients/move.client.ts
index 112f5de1..495d6ee3 100644
--- a/src/clients/move.client.ts
+++ b/src/clients/move.client.ts
@@ -10,7 +10,6 @@ import {
   NamedAPIResourceList,
 } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -232,7 +231,7 @@ export class MoveClient extends BaseClient {
    */
   public async listMoves(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -248,7 +247,7 @@ export class MoveClient extends BaseClient {
    */
   public async listMoveAilments(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_AILMENT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_AILMENT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -267,7 +266,7 @@ export class MoveClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_BATTLE_STYLE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_BATTLE_STYLE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -283,7 +282,7 @@ export class MoveClient extends BaseClient {
    */
   public async listMoveCategories(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_CATEGORY, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_CATEGORY, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -302,7 +301,7 @@ export class MoveClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_DAMAGE_CLASS, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_DAMAGE_CLASS, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -321,7 +320,7 @@ export class MoveClient extends BaseClient {
     limit?: number,
   ): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_LEARN_METHOD, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_LEARN_METHOD, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -337,7 +336,7 @@ export class MoveClient extends BaseClient {
    */
   public async listMoveTargets(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.MOVE_TARGET, offset, limit);
+      const url = this.getListURL(ENDPOINTS.MOVE_TARGET, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/pokemon.client.ts b/src/clients/pokemon.client.ts
index 39368c13..42ad5655 100644
--- a/src/clients/pokemon.client.ts
+++ b/src/clients/pokemon.client.ts
@@ -19,7 +19,6 @@ import {
   Type,
 } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -476,7 +475,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listAbilities(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.ABILITY, offset, limit);
+      const url = this.getListURL(ENDPOINTS.ABILITY, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -492,7 +491,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listCharacteristics(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.CHARACTERISTIC, offset, limit);
+      const url = this.getListURL(ENDPOINTS.CHARACTERISTIC, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -508,7 +507,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listEggGroups(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.EGG_GROUP, offset, limit);
+      const url = this.getListURL(ENDPOINTS.EGG_GROUP, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -524,7 +523,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listGenders(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.GENDER, offset, limit);
+      const url = this.getListURL(ENDPOINTS.GENDER, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -540,7 +539,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listGrowthRates(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.GROWTH_RATE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.GROWTH_RATE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -556,7 +555,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listNatures(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.NATURE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.NATURE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -572,7 +571,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokeathlonStats(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEATHLON_STAT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEATHLON_STAT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -588,7 +587,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemons(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -604,7 +603,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemonColors(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON_COLOR, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON_COLOR, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -620,7 +619,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemonForms(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON_FORM, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON_FORM, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -636,7 +635,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemonHabitats(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON_HABITAT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON_HABITAT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -652,7 +651,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemonShapes(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON_SHAPE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON_SHAPE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -668,7 +667,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listPokemonSpecies(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.POKEMON_SPECIES, offset, limit);
+      const url = this.getListURL(ENDPOINTS.POKEMON_SPECIES, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -684,7 +683,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listStats(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.STAT, offset, limit);
+      const url = this.getListURL(ENDPOINTS.STAT, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
@@ -700,7 +699,7 @@ export class PokemonClient extends BaseClient {
    */
   public async listTypes(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.TYPE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.TYPE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/clients/utility.client.ts b/src/clients/utility.client.ts
index fd621ce4..3d1950f0 100644
--- a/src/clients/utility.client.ts
+++ b/src/clients/utility.client.ts
@@ -1,7 +1,6 @@
 import { ENDPOINTS } from "../constants";
 import { Language, NamedAPIResourceList } from "../models";
 import { BaseClient } from "../structures/base";
-import { getListURL } from "../utils/request-params";
 import { AxiosError, AxiosResponse } from "axios";
 
 /**
@@ -64,7 +63,7 @@ export class UtilityClient extends BaseClient {
    */
   public listLanguages(offset?: number, limit?: number): Promise<NamedAPIResourceList> {
     return new Promise<NamedAPIResourceList>((resolve, reject) => {
-      const url = getListURL(ENDPOINTS.LANGUAGE, offset, limit);
+      const url = this.getListURL(ENDPOINTS.LANGUAGE, offset, limit);
       this.api
         .get<NamedAPIResourceList>(url)
         .then((response: AxiosResponse<NamedAPIResourceList>) => resolve(response.data))
diff --git a/src/structures/base.ts b/src/structures/base.ts
index 76a5cbd0..3b3a721b 100644
--- a/src/structures/base.ts
+++ b/src/structures/base.ts
@@ -14,6 +14,11 @@ import {
   setupCache,
 } from "axios-cache-interceptor";
 
+import { ENDPOINTS } from "../constants";
+
+type ObjectValue<T> = T[keyof T];
+type Endpoint = ObjectValue<typeof ENDPOINTS>;
+
 /**
  * ## Client Args
  * Used to pass optional configuration for logging and cache to the clients.
@@ -63,4 +68,8 @@ export class BaseClient {
       (error: AxiosError<string>) => handleResponseError(error, clientOptions?.logs),
     );
   }
+
+  protected getListURL(endpoint: Endpoint, offset?: number, limit?: number): string {
+    return `${endpoint}?offset=${offset ?? 0}&limit=${limit ?? 20}`;
+  }
 }
diff --git a/src/utils/request-params.ts b/src/utils/request-params.ts
deleted file mode 100644
index 4f0d3169..00000000
--- a/src/utils/request-params.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { ENDPOINTS } from "../constants";
-
-type ObjectValue<T> = T[keyof T];
-type Endpoint = ObjectValue<typeof ENDPOINTS>;
-
-export const getListURL = (endpoint: Endpoint, offset?: number, limit?: number): string => {
-  return `${endpoint}?offset=${offset ?? 0}&limit=${limit ?? 20}`;
-};