Complete a Team Race with 2 additional local players on your Team.

Fire at least 150 rounds in one burst, killing at least 10 enemies.

Slay 5 zombies with a supercharged Ripper, and bisect 5 more with a Sawblade Launcher

Help calm Grace by suppressing the Beat

Ram into 5 zombies in a single charge

Kill a Charger with a resupply pod.

Complete a mission but fail to extract.

Kill a bug warrior with a shotgun within 1 meter.

Extract with a full squad on a Hard difficulty or more mission.

Heal another player using stims.

Defeat a Hulk.

Play a planet defense mission.

Complete a Stalker Hive tactical objective.