Full list of all 12 Super Meat Boy achievements worth 200 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox 360.
Find and unlock a warp zone.
Find and complete 5 warp zones.
Find and unlock Commander Video.
Find and unlock The Kid.
Complete 10 levels consecutively without dying.
Complete a full chapter without dying.
Collect 10 bandages.
Collect 50 bandages.
Complete the main game.
Complete the Dark World.
Complete the Cotten Alley.
100% the game