🥉 FIRST BLOOD
MAKE YOUR FIRST KILL
🥉 ASSAULT
KILL 10 ALIENS
🥉 WARMING UP
KILL 100 ALIENS
🥉 RIPLEY
FLAME 1000 ALIENS
🥉 SECONDS OUT
REACH AN EXIT DECK LIFT WITH 1 SECOND REMAINING
🥉 NEVER GET IT BACK
WATCH THE ALIEN BREED PROLOGUE
🥉 SCAVENGER
COLLECT EVERY PICKUP ON A LEVEL
🥉 RUN, STONE RUN!
COMPLETE ALIEN BREED LEVEL 2 WITHOUT FIRING YOUR WEAPON
🥉 LOCKED AND LOADED
PURCHASE ALL WEAPONS FROM THE SHOP
🥉 WHO'S THE BOSS?
DEFEAT A BOSS WITHOUT FIRING THE ASSAULT RIFLE
🥉 YOU'RE ONLY SUPPOSED TO BLOW THE BL**DY DOORS OFF
COMPLETE A LEVEL USING NO KEYS
🥉 THERE'S NO I IN TEAM
COMPLETE A LEVEL IN CO-OP
🥉 HE SHOOTS, HE SCORES
SCORE 1,000,000 CO-OP POINTS ON A LEVEL
🥉 ISR4-C
COMPLETE 17 CO-OP GAMES
🥉 SAVING AMMO
KILL 2 ALIENS WITH ONE SHOT
🥉 SMASHING
DIE TOGETHER IN THE MASHERS ON CONVERGENCE LEVEL 4
🥉 ROXANNE
KILL 50 ALIENS DURING A COUNTDOWN
🥉 BURN, BABY BURN
DEFEAT A BOSS ALIEN TOGETHER WITH FLAMETHROWERS
🥉 TREAD CAREFULLY
COMPLETE ALIEN BREED SE LEVEL 11 IN CO-OP WITHOUT TRIPPING THE ALARM
🥉 TEAMSTER
SCORE 17,171,717 POINTS TOTAL SINGLE OR CO-OP PLAY
🥉 HARD AS NAILS
COMPLETE ALIEN BREED