Killed 30 human enemies by landing headshots on them.

Killed at least one of every type of Reconnaissance machine.

Learned of the ancient past at Maker's End.

Defeat Iudex Gundyr.

Defeat enemies with a stealth attack, melee attack, headshot, and explosives, in that order, in 15 seconds

Defeat enemies with a pistol, machine gun, and grenade, in that order, in 15 seconds

Defeat 100 enemies in a row without dying in combat

Perform 20 headshots from the rope

Defeat 5 armored enemies with melee only

Get through Scotland cemetery combat encounter without killing or being seen

Play in the ocean near the sunken ship

Just prior to City Chase, stand perfectly still for 30 seconds (stage demo fail)

Defeat 50 enemies from-the-hip or blind-firing