Call in a rescue.
Steal 10 kills from a teammate.
Acquire the Exo suit without spending any money.
Use the 3D Printer 15 times in a single match.
Slam 10 zombies at once.
Upgrade 2 weapons to level 20.
Survive until round 25.
Have 15000 credits in the bank.
Exo Melee kill 10 zombies in 30 seconds.
Survive until round 10.
Avoid 20 grenades by dodging with your Exo.
Play 50 Exo Survival Matches.
Successfully complete the Exo Survival Bonus Wave.
"Flip" a map twice.
&Flip& a map.
Completely upgrade your Exo.
Finish the hoverbike sequence without hitting walls or obstacles or taking damage in "Aftermath"
Play 30 minutes with each class online in Exo Survival.
Go through 20 gun drops in one-armed combat in "Captured."
Kill 20 enemies with the Grappling Hook in "Sentinel."
EMP 10 enemy aircraft out of the sky with the hovertank in "Bio Lab."
Melee an enemy so they fly off the side of the ship in "Armada."
Shoot down 10 enemies with machine guns in "Throttle."
Kill all the KVA in the traffic section without damaging a civilian vehicle in "Traffic."
Boost jump, dash forward, then air stomp on an enemy.
Prevent the walking tank from being destroyed by the Drone Swarm in "Induction."
Kill 3 enemies with one shot of the Sniper Drone in "Manhunt."
Collect all the Intel.
Kill 10 enemies or drones while affected by a sonic blast.
Kill 20 enemies while linked to the Mobile Cover Drone.
Score "excellent" in the grenade range in "Atlas."
Score "excellent" in the shooting range in "Atlas."
Complete the campaign on any difficulty.
Complete the campaign on Hardened difficulty.
Complete the campaign on Veteran difficulty.
Complete "Captured."
Kill 50 enemies while using Overdrive.
Complete "Throttle."
Complete "Armada."
Complete "Collapse."
Spend 20 exo upgrade points.
Complete "Bio Lab."
Complete "Crash."
Kill 4 enemies with a single smart grenade.
Collect over half of the Intel.
Complete "Sentinel."
Complete "Utopia."
Stop an AST with an EMP grenade.
Complete "Manhunt."
Knock 25 Drones out of the sky with EMP grenades.
Complete "Aftermath."
Kill an enemy by throwing a car door at them.
Spend 10 exo upgrade points.
Complete "Fission."
Kill 10 enemies with the Mobile Turret missiles in "Fission."
Complete "Traffic."
Complete "Atlas."
Spend your first exo upgrade point.
Complete "Induction."
Paint 10 enemies with a single threat grenade.
Survive until round 10 in Infection.
Survive until round 25 in Infection.
Use the cure station to kill 5 host zombies at once in Infection.
Kill 100 zombies with traps in Infection.
Rescue 1 survivor in Infection.
Rescue 4 survivors in a single game in Infection.
Rescue a total 20 survivors in Infection.
Kill a Goliath with a melee attack in Infection.
Cook 50 zombies with the Magnetron in Infection.
Activate Bubby.
Reach Round 10 in Carrier.
Reach Round 30 in Carrier.
Sink the boat in Carrier.
Use the Grenade Disposal Machine 30 times in a single match in Carrier.
Defuse 5 gas bombs in a single match in Carrier.
Ride Chompy for 5 minutes in a single match in Carrier.
Telefrag 50 enemies in a single match in Carrier.
Hit 18 enemies with a single shot of the LZ-52 Limbo in Carrier.
Kill 20 enemies in a single burst of Explosive Touch in Carrier.
Jump over 4 live sharks in 10 seconds in Carrier.
Defeat Oz in Descent.
Defeat Oz... again in Descent.
Complete Oz's Challenges in Descent.
Defeat Oz for the last time in Descent.
Kill Oz with a Blunderbuss in Descent.
Cross the water with a teleport grenade in Descent.
Punch Oz with a Goliath in Descent.
Punch 20 enemies with a Goliath in Descent.
Reach round 7 without anyone opening a door in Descent.
Kill 100 enemies behind you with the KL03-Trident