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

Fully distract 25 enemies with rocks (Single Player only).

Kill Vaas.

Rescue Keith from Buck.

Activate 9 radio towers.

Beat any Trial of the Rakyat score.

Rescue Liza from the burning building.

Spend $5000 at the shop.

Liberate an outpost without triggering an alarm.

Craft 25 syringes.

Craft 5 upgrades for your equipment.

Return to the doctor with the cave mushrooms.