Portal 2 - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game
Portal 2 PC controller support | ResetEra
Steam Community :: Guide :: How to play Local Co-op with Controller + Keyboard
Portal 2 PC controller support | ResetEra
Portal 2 Patch Tweaks Co-op, Adds Split-Screen Via Remote Play
Gamepad | Samsung Developers
Portal 2 PC controller support | ResetEra
Portal 2 Co Op Setup + Cheats - YouTube
Controls - No Man's Sky Wiki
Steam Community :: Guide :: Steam Deck Controller Guide - A Visual Introduction
Joy-Con - Wikipedia
Amazon.com: Matricom G-Pad XYBA Wireless Rechargeable Bluetooth Pro Game Pad Joystick Controller (Samsung Gear VR, PC, PS3, and G-Box Compatible!) : Video Games
Portal 2 has been updated to improve local co-op on PC | OC3D News
Am I the only one who never knew this? : r/xbox
Portal 2 PC controller support | ResetEra
Unreal Software - Thread: CS2D DualShock 3 Configuration Official
You Can Now Play Portal 2 Local Co-op On PC | KAKUCHOPUREI.COM
Portal 2 (App 620) · Config · SteamDB
Portal 2 just got a new update, and it improves local cooperative play | PC Gamer
Portal 2 PC controller support | ResetEra
How do I do local coop with one controller and keyboard/mouse? : r/Portal
[How To] Play Portal 2 With PC USB or PS2 Controller Tutorial! - YouTube