Radio in a naval bombardment that kills at least 4 Japanese soldiers.

Survive a banzai attack. (Solo only)

Defeat a Marauder in the single player Campaign.

Defeat the swarm in the single player Campaign.

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

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

Get 10 one-hit head-shot kills with the shotgun in the single player Campaign.

Use the Auger force barrier to stop 150 incoming enemy shots in the single player Campaign.

Defeat the Kraken in the single player Campaign.

Defeat the Goliath in the single player Campaign.