Complete a Path of the Hunter quest.
Liberate all outposts.
Gather all the memory cards.
Use your wingsuit to reach the Southern island.
Kill Vaas.
Survive the encounter with Vaas and escape.
Kill 4 enemies simultaneously with one explosion (Single Player only).
Rescue Keith from Buck.
Rescue Oliver from the pirates.
Craft 25 syringes.
Activate 9 radio towers.
Buy all attachments and paint jobs for one weapon.
Liberate an outpost without triggering an alarm.
Spend $5000 at the shop.
Complete the Rakyat initiation.
Unlock 50 entries in the Survivor Guide.
Rescue Liza from the burning building.
Return to the doctor with the cave mushrooms.
Craft 5 upgrades for your equipment.
Earn 5 skill tattoos.
Liberate 3 outposts.
Tag 25 enemies using the camera (Single Player only).
Complete a Supply Drop quest.
Lure and kill a predator.
Escape the pirates and survive in the wilderness.
Fire the orbital laser.
Destroy 1000 aliens.
Destroy at least one boss alien.
Earn at least one gold medal in any mission after The Awakening.
Earn at least one silver medal in any mission after The Awakening.
Learn 20 shouts
Adopt a child
Complete the Tutorial fight.
Build three wings on a house
Buy a plot of land
Heal yourself with a medkit 100 times.
Complete act IV.
Complete act III.
Finish 75 quests cumulatively.
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Maxed out a community member's Cardio skill.
Earned 500 Fame.
Built 8 outposts.
Killed one of each freak zombie type.
Relocated your home base.
Performed a hand to hand double kill special attack.
Earned a skill specialization for one of your community members.
Completed 50 missions or activities with the same character.
Ran over 250 zombies.
Distracted zombies to complete an objective.