In the Main Campaign, killed 75 enemies either with a Vigor or while the enemy is under the effects of a Vigor.

Kill 6 enemies with the Revolver without reloading

Kill 5 enemies with one Poison Arrow

Finish the game on Survivor difficulty

Complete every Challenge

Perform 25 special stealth kills with the knife

Purchase all items from the supply shack

Collect 75% of all narrative assets (relics, murals and documents)

Defeat a Deathless Swordsman using only melee attacks and a finisher

Perform a 2.5 second or longer swan dive

Unlock the path to Kitezh

Drown 3 enemies using a water finisher

Kill any animal with an explosive