Full list of all 48 Super Meat Boy achievements.
The base game contains 41 achievements, and there are 3 DLC packs containing 7 achievements.
Complete The Cotton Alley Dark World without dying
Complete The End Dark World without dying
Complete The End without dying
8*(@31^
Complete the dark world of the Cotton Alley
Complete the Cotton Alley without dying
Complete the light world of the Cotton Alley
Complete the Rapture Dark World without dying
Complete the Rapture without dying
Beat the dark world
Complete the Hell Dark World without dying.
Complete Hell without dying
Beat the light world
Complete the Salt Factory Dark World without dying
Complete all retro warp zones
100% the game
Unlock Mr. Minecraft (100 bandages)
Unlock RunMan (70 bandages)
Unlock Captain Viridian (90 bandages)
Unlock the Kid
Complete the Salt Factory without dying
Complete the Hospital Dark World without dying
Unlock Naija (50 bandages)
Unlock Flywrench
Complete 10 retro warp zones
Complete the Forest without dying
Complete the Hospital without dying
Complete the Forest Dark World without dying
Unlock Ogmo
Unlock the Machinarium Robot (30 bandages)
You just changed the world!
Complete 5 retro warp zones
Unlock Jill
Unlock the Head Crab (10 bandages)
Unlock CommanderVideo
Unlock a single retro warp zone
Spend as little time as possible in Hell
Spend as little time as possible in The Salt Factory
Spend as little time as possible in The Rapture
Spend as little time as possible in The Hospital
Spend as little time as possible in The Forest
Complete a single level of "The Kids Xmas" chapter in super meat world
Complete all levels in "The Kids Xmas" chapter in super meat world IN ONE PLAY SESSION.