
Freedom?
Complete chapter 1
36 achievements

Complete chapter 1

Complete chapter 2

Complete chapter 3

Find a secret

Get all kills in a level

Beat a level in under 1 minute

Kill 5 enemies with 1 explosion

Beat the game on apocalypse difficulty

Defeat the chapter 1 boss

Defeat the chapter 2 boss

Defeat the chapter 3 boss

Acquire the pistol

Acquire the shotgun

Acquire the assault rifle

Acquire the rocket launcher

Acquire the super shotgun

Acquire the sniper rifle

Acquire the pistol attachment

Acquire the shotgun attachment

Acquire the assault rifle attachment

Acquire the sniper attachment

Acquire the raygun

Kill 2 mutated pigeons with 1 piercing bullet

Kill a single mutant with the raygun

Find an ammo box

Kill a stunned enemy with the knife

Kill 10 enemies with a single raygun shot

Find every paper note

Get every keycard

Get every weapon and attachment

Find every secret and kill every enemy in a level

Turn on the power core

Travel with the subway train

Turn on all 3 generators

Use every drinking fountain

Score a goal