Gain yourself 1000 experience.
Find yourself 1000 items.
Fail to contain the virus.
Fully learn all your skills.
Fully learn your offense skill tree.
Fully learn your defense skill tree.
Fully learn your support skill tree.
Harvest yourself 100 resources.
Kill 100 players.
Kill 10 players.
Kill 100 normal zombies.
Kill 1000 normal zombies.
Kill a mega zombie.
Kill 10 mega zombies.
Find yourself 100 items.
Harvest yourself 10 resources.
Gain yourself 100 experience.
Die 10 times.
Find yourself a vehicle.
Find your way to Prince Edward Island.
Find your way to the Yukon.
Find your way to Washington.
Complete your education.
Catch yourself 10 fish.
Craft yourself 100 items.
Grow yourself 100 plants.
Hit 100 headshots.
Hit 1000 headshots.
Travel 50,000 m on foot.
Travel 100,000 m by vehicle.
Win 3 arena matches.
Build yourself 250 objects.
Find your way to Russia.
Attain a respected reputation.
Attain an intimidating reputation.
Finish a quest.
Rise to Ensign rank in the Coalition.
Rise to Lieutenant rank in the Coalition.
Rise to Major rank in the Coalition.
Find your way to Hawaii.
Kill a magma zombie.
Find your way to Germany.
Find your way to Kuwait.
Fish out a formidable foe in Kuwait.
Feed the cats of Kuwait some fish.
Maybe not the best drink in Kuwait.
Craft some cute decor in Kuwait.
EYE; Sea; You.
Contact the Coalition on Kuwait... Eye; SEA; You.
Find your way to Ireland.
Find your way to Elver.
Deliver all of Santa's undelivered gifts during the winter holiday festivities.
Build a big ol' snowman during the winter holiday festivities.
Try out Sous-Chef Roman's festive recipe during the winter holiday festivities.
Power up the Seattle skyline during the winter holiday festivities.
Find your way to Arid.
Finish all main quests on Arid.
Assemble a rocket launcher.
Experience some excellent healthcare. Eye; Sea; YOU.
Spend too much on a shiny new gun.
Find your way to A6 Polaris.