WASD for player 1, Arrows for player 2, TFGH for player 3, IJKL for player 4 Space to start game, 1 to exit game. (You can drag cats with your mouse as well.) Auto play will start after 25 seconds on the menu. For smart CPUs, playing on turbowarp might offer a better experience.
I made this myself. Here is the TTS website I used to generate voicelines: https://www.tetyys.com/SAPI4/