diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index d35a3606928..d2f26ab3190 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -2,6 +2,11 @@ name: Core
 
 on:
   pull_request:
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - labeled
   workflow_dispatch:
   schedule:
     - cron: '15 23 * * *'  # every day @ 23:15
@@ -20,6 +25,19 @@ env:
     |All            |[main](https://data.trezor.io/dev/firmware/master_diff/${{ github.run_id }}/index.html)([screens](https://data.trezor.io/dev/firmware/master_diff/${{ github.run_id }}/master_diff.html)) ||
 
 jobs:
+  param:
+    name: Determine pipeline parameters
+    runs-on: ubuntu-latest
+    outputs:
+      test_lang: ${{ steps.set_vars.outputs.test_lang }}
+      asan: ${{ steps.set_vars.outputs.asan }}
+    steps:
+      - id: set_vars
+        run: |
+          echo test_lang=${{ github.event_name == 'pull_request' && github.event.action == 'labeled' && github.event.label.name == 'tests' && '["en", "cs", "fr", "de", "es"]' || '["en"]' }} >> $GITHUB_OUTPUT
+          echo asan=${{ github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]' }} >> $GITHUB_OUTPUT
+          cat $GITHUB_OUTPUT
+
   core_firmware:
     name: Build firmware
     runs-on: ubuntu-latest
@@ -71,6 +89,7 @@ jobs:
   core_emu:
     name: Build emu
     runs-on: ubuntu-latest
+    needs: param
     strategy:
       fail-fast: false
       matrix:
@@ -78,7 +97,7 @@ jobs:
         coins: [universal, btconly]
         # type: [normal, debuglink]
         type: [debuglink]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
         exclude:
           - type: normal
             asan: asan
@@ -109,11 +128,12 @@ jobs:
   core_unit_python_test:
     name: Python unit tests
     runs-on: ubuntu-latest
+    needs: param
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_MODEL: ${{ matrix.model == 'T2T1' && 'T' || 'R' }}
       ADDRESS_SANITIZER: ${{ matrix.asan == 'asan' && '1' || '0' }}
@@ -129,12 +149,14 @@ jobs:
   core_unit_rust_test:
     name: Rust unit tests
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
         # T2B1 fails due to rust clippy error which is hard to reproduce, see discussion here:
         # https://github.com/trezor/trezor-firmware/pull/2196
         # The problem might be in conflicting versions of clippy, let's see if this helps:
@@ -183,15 +205,17 @@ jobs:
   core_device_test:
     name: Device tests
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
         coins: [universal, btconly]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
         # lang: ${{ fromJSON(github.event_name == 'schedule' && '["en", "cs", "fr", "de", "es"]' || '["en"]') }}
-        lang: [en, cs, fr, de, es]
+        lang: ${{ fromJSON(needs.param.outputs.test_lang) }}
         # T2B1 fails due to https://github.com/trezor/trezor-firmware/issues/3280
         # remove after single global layout is implemented (or bug above fixed):
         exclude:
@@ -241,14 +265,16 @@ jobs:
   core_click_test:
     name: Click tests
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
         # lang: ${{ fromJSON(github.event_name == 'schedule' && '["en", "cs", "fr", "de", "es"]' || '["en"]') }}
-        lang: [en, cs, fr, de, es]
+        lang: ${{ fromJSON(needs.param.outputs.test_lang) }}
     env:
       TREZOR_PROFILING: ${{ matrix.asan == 'noasan' && '1' || '0' }}
       # MULTICORE: 4  # more could interfere with other jobs
@@ -290,12 +316,14 @@ jobs:
   core_upgrade_test:
     name: Upgrade tests
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1]  # FIXME: T2B1 https://github.com/trezor/trezor-firmware/issues/2724
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_UPGRADE_TEST: core
       PYTEST_TIMEOUT: 400
@@ -317,12 +345,14 @@ jobs:
   core_persistence_test:
     name: Persistence tests
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1]  # TODO T2B1 https://github.com/trezor/trezor-firmware/issues/2724
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_PROFILING: ${{ matrix.asan == 'noasan' && '1' || '0' }}
       PYTEST_TIMEOUT: 400
@@ -463,12 +493,14 @@ jobs:
   core_monero_test:
     name: Monero test
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_PROFILING: ${{ matrix.asan == 'noasan' && '1' || '0' }}
       PYTEST_TIMEOUT: 400
@@ -506,12 +538,14 @@ jobs:
   core_u2f_test:
     name: U2F test
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1, T2B1]
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_PROFILING: ${{ matrix.asan == 'noasan' && '1' || '0' }}
       PYTEST_TIMEOUT: 400
@@ -544,12 +578,14 @@ jobs:
   core_fido2_test:
     name: FIDO2 test
     runs-on: ubuntu-latest
-    needs: core_emu
+    needs:
+      - param
+      - core_emu
     strategy:
       fail-fast: false
       matrix:
         model: [T2T1]  # XXX T2B1 https://github.com/trezor/trezor-firmware/issues/2724
-        asan: ${{ fromJSON(github.event_name == 'schedule' && '["noasan", "asan"]' || '["noasan"]') }}
+        asan: ${{ fromJSON(needs.param.outputs.asan) }}
     env:
       TREZOR_PROFILING: ${{ matrix.asan == 'noasan' && '1' || '0' }}
       PYTEST_TIMEOUT: 400