Campaign: 10 melee kills

Campaign: find 5 collectable weapons

Campaign: destroy 100 objects

Campaign: 50 kills with assault rifles

Get 30 headshots while scoped in with the Fareye or Marksman in the single player Campaign.

Get 50 melee kills with any weapon.

Defeat the swarm in the single player Campaign.

Kill 50 enemies through solid matter with the Auger in the single player Campaign.

Collect 5 pieces of intel in the single player Campaign.

Tag and kill 30 enemies with the Bullseye secondary fire in the single player Campaign.

Kill 40 hybrids in the single player Campaign.

Complete all levels in "Sahara" episode

In any mode, break the hitter's bat.