Melee kill an enemy using a bottle

Collect 25% of all narrative assets (relics, murals and documents)

Light the signal fire in the Remnant Valley

Baba Yaga: Rescue Nadia from Trinity

Rescue Jacob from the gulag

Stealth kill an enemy while they are having a conversation

Survive the avalanche

Complete memory sequence 2.

Take a picture outside of any Photo Quest just for fun, because it looks good.

Put an unrelated object on a shadow plinth.

Use a lock pick to open something.

Use only the Retract for 15 non-consecutive minutes -- Booster and Air Lifter can't be active!

Close an open door by yourself.