Revive a teammate in a multiplayer match.

Kill a zip-lining enemy player in multiplayer.

Reach level 10 in multiplayer.

Shoot 10 enemies off zip lines.

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

Complete all challenges.

Complete the game.

Kill 40 enemies with the shotgun.

Purchase all skills in all categories.

Fully mod and completely upgrade any weapon.

Find 75% of all documents.

Perform 15 finishers.