Gather all "Letters of the Lost".

Gather all the memory cards.

Use your wingsuit to reach the Southern island.

Survive the encounter with Vaas and escape.

Kill an enemy with a takedown from above from a glider, zipline or parachute.

Kill 50 enemies with the flamethrower.

Rescue Liza from the burning building.

Kill an enemy with the Repair Tool.

Kill 4 enemies simultaneously with one explosion.

Gather a total of 60 relics.

Craft a special syringe.

Complete the mission "Rising Action".