COMPLETE THE PERIMETER AREA

COMPLETE THE DUNES AREA

COMPLETE THE FOREST AREA

KILL 100 ENEMIES IN A SINGLE GAME

KILL 1000 ENEMIES IN A SINGLE GAME

AMASS 200 DOG TAGS IN A SINGLE GAME

ACHIEVE AN S RANK ON THE PERIMETER AREA

ACHIEVE AN S RANK IN THE DUNES

ACHIEVE AN S RANK IN THE FOREST

ACHIEVE AN S RANK IN THE HQ

COMPLETE THE GAME ON 'HARD'

KILL 5 ENEMIES OR MORE WITH A SINGLE EXPLOSION

KILL 100 ENEMIES WITH YOUR MELEE ATTACK IN A SINGLE GAME

VISIT EVERY ROOM IN THE GAME

COMPLETE THE GAME WITH TWO PLAYERS

DEFEAT ANY BOSS WITHOUT TAKING A HIT