Uncover 3 main game Crypts' secrets

Collect 5 underwater Artifacts

Defeat the Nahual

Collect 20 critters

Fully upgrade the knife

Kill 10 enemies while Focus is active

Complete an Artifact Collection

Shoot a turkey with a Flare Round

Fallen Ghosts: Destroy an enemy helicopter using an explosive bolt.

Fallen Ghosts: Blind yourself using the Flash Drone

Kill 5 enemies with friendly fire

Perform a Stealth Takedown on 25 enemies

Pet 5 llamas