Find Rust and kill him.

Complete the game on any difficulty. (Solo only)

Survive the conflict in Okinawa on any difficulty. (Solo only)

Kill 8 Japanese with thrown mortars in 'Breaking Point.

Destroy 1000 breakable objects in a single player campaign.

Kill an enemy of every type in a single player campaign.

Finish the single player campaign on any difficulty.

Complete all the Downtown missions in a single player campaign.

Collect all the weapons in a single player campaign.

Purchase all the upgrades for one of your weapons in the single player campaign.

Kill 3 floating enemies.

Create a new species