Quotes: No Fair Cheating

— entering any cheat code in Psychonauts

"At least we play fair, you cheating cowards! Try again without the warps!"
The Dark Queen after being beaten by someone who used the level select code for Battletoads and Double Dragon

"CHEATER! Tabbing is for TWATS! GAME OVER"
The Impossible Quiz 2, if you hit the Tab key

"This server is VAC-secured. Cheating will result in a permanent ban."
Team Fortress 2 loading screens.