Purchase all skills in one category.

Kill 35 enemies with the pistol.

Loot 200 enemies.

Collect 5000 pieces of salvage.

Kill 25 unaware enemies.

Force an enemy to drop dynamite that kills two people when exploding.

Kill 50 enemies with the bow.

Complete one optional tomb.

Completed the Main Campaign on Normal difficulty or above.

Completed The Hand of the Prophet.

In the Main Campaign, used Elizabeth to pick 30 locks.

In the Main Campaign, killed 30 enemies with the Bird's Eye Sniper Rifle.

In the Main Campaign, killed 100 enemies with the Founder Huntsman Carbine or Vox Burstgun.