- Welcome to Arcade Mode
Completed 5 Arcade Campaign chapters in co-op.
- Level 25
Reached level 25.
31 July 2018 - 2 guides
- Respect for the Dead
Your respect for the dead earned you access to Griffin's special weapons stash.
11 December 2017 - 6 guides
- Pack Rat
Recovered 20 of 42 Collectibles.
02 August 2017 - 3 guides
- Lambency
Executed an infected player and is now turning Lambent.
11 October 2016 - 6 guides
- Award Winning Tactics
Earned an Onyx medal.
17 June 2014 - 8 guides
- Socialite
Earned the Onyx "War Supporter" medal.
17 June 2014 - 8 guides
- Ready for More
Completed all campaign Acts on Casual or Normal Difficulty.
14 November 2012 - 3 guides
- You're Dead! Now Stay Dead!
Killed Myrrah.
14 November 2012 - 2 guides
- Ok. Faith. Yeah. Got It.
Rescued Adam Fenix from captivity.
- Look at That, Instant Summer.
Turned off the Maelstrom device.
- Level 15
Reached level 15.
14 November 2012 - 2 guides
- Level 10
Reached level 10.
29 October 2012 - 3 guides
- Welcome To -redacted-
Passed under the Maelstrom and found Azura.
- Baird's Favorite Kind of Toy
Launched the sub.
- Think You Can Handle That?
Found enough fuel to get to Endeavor naval base.
- Collector
Recovered 5 of 42 Collectibles.
18 October 2012 - 2 guides
- Brothers to the End
Found and activated the fuel pump.
18 October 2012 - 2 guides
- Lost Your Good Driver Discount
Drove from Anvil Gate to Mercy.
- Was it Good For You?
Defeated the Lambent Berserker.
10 October 2012 - 2 guides
- Anvil Gate's Last Resort
Defended Anvil Gate from the Locust siege.
20 September 2012 - 2 guides
- Thanks For Flying GasBag Airways
Arrived safely, kinda, at Anvil Gate.
20 September 2012 - 2 guides
- Oh Yeah, It's Pirate Time
Grabbed a Locust Gas Barge to travel to Anvil Gate.
- Okay, Now We Find Hoffman
Discovered the location of Adam Fenix.
20 September 2012 - 2 guides
- Putting it Scientifically…
Blew up the Lambent Leviathan from the bridge.
11 August 2012 - 2 guides
- My Turf! Cougars Territory!
Defended and escaped from Cougar Stadium.
- Welcome to Horde Mode
Survived the first 10 waves of Horde.
10 August 2012 - 2 guides
- Welcome to Versus
Killed 10 enemies in Team Deathmatch.
10 August 2012 - 4 guides
- Level 5
Reached level 5.
10 August 2012 - 2 guides
- We Struck Gold, Son!
Found food and ammo in Hanover.
- Swimmin' in Glowie Gravy
Defended the Raven's Nest from Lambent Leviathan.
02 August 2012 - 2 guides
- Marcus, It's Your Father
Woke up from a bad dream.
02 August 2012 - 2 guides
- Welcome to the Big Leagues
Your skill and experience means you’re ready for Standard Versus multiplayer.
02 August 2012 - 3 guides
- Ain't My First Rodeo
Complete all campaign Acts on Hardcore Difficulty (Standard or Arcade).
Locked - 3 guides
- That's Just Crazy
Complete all campaign Acts on Insane Difficulty (Standard or Arcade).
Locked - 17 guides
- Hoarder
Recover all 42 Campaign Collectibles (any difficulty, Standard or Arcade).
Locked - 9 guides
- Remember the Fallen
Recover all 15 COG Tags during the Campaign (any difficulty, Standard or Arcade).
Locked - 8 guides
- My Fellow Gears
Complete all Campaign Acts in Co-op (any difficulty, Standard or Arcade).
Locked - 2 guides
- We Few, We Happy Few...
Complete all Campaign Acts in 4 player Co-op (any difficulty, Standard or Arcade).
Locked - 4 guides
- Level 50
Reach level 50.
Locked - 4 guides
- Judge, Jury and Executioner
Get a kill with every possible execution finishing move (any mode).
Locked - 4 guides
- Wreaking Locust Vengence
Get a kill with every Locust monster in Beast mode (any difficulty).
Locked - 4 guides
- Enriched and Fortified
Complete all 50 waves of Horde mode (any difficulty, any map).
Locked - 4 guides
- It's All About the Loot!
Earn the Bronze "Loot Courtesan" medal.
Locked - 2 guides
- All for One, One for All
Earn the Bronze "Force Multiplier" medal.
Locked - 15 guides
- First Among Equals
Earn the Silver "Number 1" medal.
Locked - 2 guides
- Seriously 3.0
Reach level 100 and earn every Onyx medal.
Locked - 23 guides
- The Versus Sampler Platter
Complete one match of all six Versus game modes (Standard or Casual).
Locked - 3 guides
- Welcome to Beast Mode
Survive all 12 waves of Beast mode (any difficulty, any map).
- Wait, What Time is it?
Earn the maximum Consecutive Match Bonus in Versus multiplayer (Standard or Casual).
Locked - 3 guides