While in stealth, turn off the spotlight generator in Pittsburgh

Find a comic

Find one training manual

Make it to the outskirts of Halebidu in Chapter 5 without using a firearm or explosive

Collect all the Trophies

Drive from the Ganesh mountain carving to the top of the waterfall at the Trident Fort and back in under 3 minutes

Stealth take-down 15 enemies in a row

Stealth take-down 10 armored enemies with melee by first removing their helmets without being detected

Defeat 4 enemies with one C4 detonation

Defeat 20 enemies blind-firing from cover

Use every gun in the game

Listen to all optional conversations