1279 u forgot that u were holding ur hamster and she ran away from u while u were playing a bullet game thus u lost on time
1000 reasons you lost a game

1153. Donald trump banned chess.com for usa and you lost on time because your opponent was not from usa

1154. its 200000 BC an chess hasnt been invented yet but you still lose by abandonment because your opponent is from the future

1155. when you go to the bathroom your opponent makes 20 moves in a row and mates you
1156. when you go to the bathroom your opponent steals your pieces
1157. your opponent glues all your pieces to the chessboard
1158. You watched that funmastermike chesskid video where it says bishops throw javelins and you run out of time trying to get your bishop to throw a javelin

Your opponent hacks your account while playing
How did you get my account. Tell me right now
#1286
You want to play a 10 minutes game but then realize it's a 10s bullet