In multiplayer, be the only player on your team that isn't dead or downed.

Find all documents, relics and GPS caches.

Fully mod and completely upgrade all weapons.

Complete all challenges.

Complete all optional tombs.

Collect 75% of all relics.

Kill FeeFee the crab.

Loot 200 enemies.

Purchase all skills in one category.

Collect 5000 pieces of salvage.

Perform 50 headshot kills in the single player campaign.

Find 25% of GPS caches.

Kill 50 enemies with the bow.