Reach the maximum Rank.
Earn every other Achievement in the game.
Complete "City" within 10 minutes on Hard difficulty.
Complete every level in the game with the "Sasha" Skin.
Defeat Yuri Markov without jumping to any of the left side bodies.
Destroy all the engines on the airship. (Are you not afraid to fall?)
You fail to escape the collapsing Moon Base.
Escape the collapsing Moon Base within 40 seconds.
Beat the game on any difficulty.
Escape the Moon Base as it's exploding.
Defeat the Iron Meat on "Moon Base" on any difficulty.
Remain idle for 1 minute on "Moon" with Earth visible in the background.
Complete "Moon" on any difficulty.
Defeat the Meat Prophet on "Moon" without destroying any of the eyeball turrets.
Complete "Skyscraper" on any difficulty.
Defeat the Monster House on "City" after destroying all four Meat Generators.
On "City", destroy the first Meat Car without letting a Sniper shoot.
Defeat the Monster House on "City" without destroying more than one Meat Generator.
Complete "City" on any difficulty.
Complete "Sky" on any difficulty.
Complete "Base" on any difficulty.
Complete "Tower" on Normal or higher difficulty without losing a single life.
Complete "Train" without destroying any boxes.
Complete "Train" on any difficulty.
Defeat the three Meat Bulbs on "Tower" without getting hit by a yellow light pillar.
Finish "Forest" without letting any friendly items from allies touch the ground.
Complete "Tower" on any difficulty.
Destroy all the doors on "Tower".
Destroy a full Meat Chain on "Tower".
Destroy every letter on the "LEVEL CLEAR" sign.
Get to the "Game Over" screen for the first time. Your sacrifice will not be in vain.
Complete "Forest" without destroying any Meat turrets.
Finish a level without remaining idle for a total of 1 minute.
Complete "Forest" on any difficulty.
Take the first shot in the game.
