Pickup 100 Life Forces

Pickup 500 Life Forces

Blow off 300 limbs

Shoot the oxygen canister on the back of a Lost One

Find 3 secret areas

Destroy the Oblivion Refineries

Collect all the PSG Parts

Kill an enemy with an explosion from a fire extinguisher

Kill 30 Raptors

Kill 25 enemies with melee weapons

Kill 150 enemies with explosive weapons

Kill 30 enemies with regular arrows

Kill 10 enemies by bouncing a shot from the Shredder

Set 30 enemies on fire with the Fireswarm shotgun

Kill 30 enemies by blowing off their heads using the Sniper Rifle

Kill 3 enemies at once with the Napalm Cannon

Drain 200 Health with the Vampire Gun

Drill into the brains of 20 enemies

Take possession of an enemy and kill them using the environment

Kill 2 enemies at once with the Razor Wind

Kill 4 enemies at once with the PSG

Defeat the Oblivion Gunship

Defeat Xiphias

Defeat Opisthor

Defeat the Warlord

Defeat the Alpha Fireborn

Defeat Oblivion

Beat the game with Joseph

Beat the game with Danielle

Beat the game on any difficulty

Beat the game on Hard difficulty

Beat the game on Oblivion difficulty

Complete the game with any character in under 1 hour and 20 minutes