Here is the full list of all 25 Unspottable achievements.
Complete the tuto.
Punch the spectator in Meadow.
3 players were punched in 2 seconds.
Complete a 1 point game.
Win a game without any opponents scoring any points.
2 players were punched in 2 seconds.
Turn off the light 10 times in a game.
Punch the instructor 3 times in the same game.
All the players got punched as they were about to leave.
All players killed by bombs.
All bots killed by bombs.
Punch an opponent under a spotlight.
Punch a player out of the game area.
Use the teleporter 10 times.
All players punched by instructor.
Punch all bots in start scene.
Complete a 99 points game.
Unlock all characters.
Draw a game.
Bully someone 10 times in start scene.
Finish a game with no robots left in Arena.
All players get punched by robots.
Leave the restaurant during your distract.
All players have been crushed.
All players have been punched when the lights were off.