diff --git a/gallery_dl/extractor/naverwebtoon.py b/gallery_dl/extractor/naverwebtoon.py
index 348f6a149f..eadd4602b1 100644
--- a/gallery_dl/extractor/naverwebtoon.py
+++ b/gallery_dl/extractor/naverwebtoon.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 # Copyright 2021 Seonghyeon Cho
+# Copyright 2022 Mike Fährmann
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
@@ -10,8 +11,10 @@
 
 from .common import GalleryExtractor, Extractor, Message
 from .. import text
+import re
 
-BASE_PATTERN = r"(?:https?://)?comic\.naver\.com/webtoon"
+BASE_PATTERN = (r"(?:https?://)?comic\.naver\.com"
+                r"/(webtoon|challenge|bestChallenge)")
 
 
 class NaverwebtoonBase():
@@ -25,19 +28,33 @@ class NaverwebtoonEpisodeExtractor(NaverwebtoonBase, GalleryExtractor):
     directory_fmt = ("{category}", "{comic}")
     filename_fmt = "{episode:>03}-{num:>02}.{extension}"
     archive_fmt = "{title_id}_{episode}_{num}"
-    pattern = BASE_PATTERN + r"/detail\.nhn\?([^#]+)"
+    pattern = BASE_PATTERN + r"/detail(?:\.nhn)?\?([^#]+)"
     test = (
-        (("https://comic.naver.com/webtoon/detail.nhn?"
-          "titleId=26458&no=1&weekday=tue"), {
+        (("https://comic.naver.com/webtoon/detail"
+          "?titleId=26458&no=1&weekday=tue"), {
             "url": "47a956ba8c7a837213d5985f50c569fcff986f75",
             "content": "3806b6e8befbb1920048de9888dfce6220f69a60",
             "count": 14
         }),
+        (("https://comic.naver.com/challenge/detail"
+          "?titleId=765124&no=1"), {
+            "pattern": r"https://image-comic\.pstatic\.net/nas"
+                       r"/user_contents_data/challenge_comic/2021/01/19"
+                       r"/342586/upload_7149856273586337846\.jpeg",
+            "count": 1,
+        }),
+        (("https://comic.naver.com/bestChallenge/detail.nhn"
+          "?titleId=771467&no=3"), {
+            "pattern": r"https://image-comic\.pstatic\.net/nas"
+                       r"/user_contents_data/challenge_comic/2021/04/28"
+                       r"/345534/upload_3617293622396203109\.jpeg",
+            "count": 1,
+        }),
     )
 
     def __init__(self, match):
-        query = match.group(1)
-        url = "{}/webtoon/detail.nhn?{}".format(self.root, query)
+        path, query = match.groups()
+        url = "{}/{}/detail?{}".format(self.root, path, query)
         GalleryExtractor.__init__(self, match, url)
 
         query = text.parse_query(query)
@@ -70,22 +87,31 @@ def images(page):
 class NaverwebtoonComicExtractor(NaverwebtoonBase, Extractor):
     subcategory = "comic"
     categorytransfer = True
-    pattern = (BASE_PATTERN + r"/list\.nhn\?([^#]+)")
+    pattern = (BASE_PATTERN + r"/list(?:\.nhn)?\?([^#]+)")
     test = (
-        ("https://comic.naver.com/webtoon/list.nhn?titleId=22073", {
+        ("https://comic.naver.com/webtoon/list?titleId=22073", {
             "pattern": NaverwebtoonEpisodeExtractor.pattern,
             "count": 32,
         }),
+        ("https://comic.naver.com/challenge/list?titleId=765124", {
+            "pattern": NaverwebtoonEpisodeExtractor.pattern,
+            "count": 25,
+        }),
+        ("https://comic.naver.com/bestChallenge/list.nhn?titleId=789786", {
+            "pattern": NaverwebtoonEpisodeExtractor.pattern,
+            "count": ">= 12",
+        }),
     )
 
     def __init__(self, match):
         Extractor.__init__(self, match)
-        query = text.parse_query(match.group(1))
+        self.path, query = match.groups()
+        query = text.parse_query(query)
         self.title_id = query.get("titleId")
         self.page_no = text.parse_int(query.get("page"), 1)
 
     def items(self):
-        url = self.root + "/webtoon/list.nhn"
+        url = "{}/{}/list".format(self.root, self.path)
         params = {"titleId": self.title_id, "page": self.page_no}
         data = {"_extractor": NaverwebtoonEpisodeExtractor}
 
@@ -103,7 +129,8 @@ def items(self):
     def get_episode_urls(self, page):
         """Extract and return all episode urls in page"""
         return [
-            self.root + "/webtoon/detail.nhn?" + query
-            for query in text.extract_iter(
-                page, '<a href="/webtoon/detail?', '"')
+            self.root + path
+            for path in re.findall(
+                r'<a href="(/(?:webtoon|challenge|bestChallenge)'
+                r'/detail\?[^"]+)', page)
         ][::2]