Completed Render Unto Caesar.

Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.

Finished your second level

Caused 10,000 damage with Melee Weapons.

Gather all the memory cards.

Kill an enemy with the Repair Tool (Single Player only).

Gather a total of 60 relics.

Craft a special syringe.

Kill Vaas.

Rescue Keith from Buck.

Liberate an outpost without triggering an alarm.

Hunt and skin a rare animal.

Kill 4 enemies simultaneously with one explosion (Single Player only).