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Turn Amarillo's Butt Slapper into a rhythm game and play it with any Butt in your inventory!
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Social Deduction Fest ends
Official stores with direct support.
This is the base game required to play this DLC. Other expansions may also be required.
Use any Butt in your inventory and slap it to the rhythm of your own songs.
New game mode Beat Slapper Mode
Generates playable songs in real time
Uses your own audio files
Works with all your Butts
Supports most audio files (lossless formats work but take longer to load and may lag the UI - though they play just as well)
Uses a deterministic note generation algorithm: songs will always generate the same pattern across different play sessions
Keeps track of your scores and combos
