Identify the witness

Kill General Tiel and complete the Island map.

Add a Gem to an Item.

Kill Purifier Brooks.

Absorb the color from a power stone.

Defeat Green Goblin in the Prologue.

Disarm 2 alarm boxes in single-player

Climb a total of 10 meters with the grapple gun in single-player

Reach Expert Level 5 in single-player

Stun 5 criminals with the T62 CEW in single-player

Do a Non-Lethal takedown on 10 criminals in single-player

With Koller's help and the Neuroplasticity Calibrator, eliminate overclocking for experimental augs.