Complete all Act 5 maps on Recruit difficulty or higher.
Have at least five different Food Buffs active at one time.
Kill a Slasher with Iron Claws.
Kill a Sniper with a Sniper Rifle.
Kill all variants of the Sentinel.
Play Trial of the Worm for the first time.
Complete All Ridden Hives.
Find the Secret in Brood Lair.
Find the Secret in Caustic Cesspool.
Find the Secret in The Nursery.
Find the Secret in 300 Below.
Find the Secret in Sunken Passages.
Kill each of the Warped Ridden.
Find the Secret in Blood Stream.
Find the Secret in The Cut.
Kill 10 Ridden with a Skull Totem.
Get a kill with a Legendary Weapon.
Earn some Skull Totems.
Kill 53,600 Ridden over your career.
Complete Act 4 on Nightmare difficulty.
Complete all Act 3 maps on Nightmare difficulty.
Complete all Act 3 maps on Veteran difficulty or higher.
Complete all Act 2 maps on Nightmare difficulty.
Complete all Act 1 maps on Nightmare difficulty.
Kill a Monstrous Breaker after removing all of its armor.
Kill an Ogre with the Howitzer.
Complete Act 4 on Veteran difficulty or higher.
Find the secret in "The Abomination".
Find the secret in "Remnants".
Find the secret in "The Armory".
Find the secret in "Blue Dog Hollow".
Find the secret in "The Dark Before the Dawn".
Complete a map without any players on the team killing a single Ridden.
Find the secret in "Search & Rescue".
Complete all Act 2 maps on Veteran difficulty or higher.
Find the secret in "The Devil's Return".
Complete all Act 1 maps on Veteran difficulty or higher.
Play 25 cards in a single match.
Defend the jukebox in Bar Room Blitz without it breaking.
Safely descend the ladder in the construction zone in Resurgence.
Complete Act 4 on Recruit difficulty or higher.
Complete Remnants.
Complete all Act 3 maps on Recruit difficulty or higher.
Complete Dr. Rogers' Neighborhood.
Find the secret in "Dr. Rogers' Neighborhood".
Kill a Snitch without it alerting the horde.
Complete Plan B.
Complete all Act 2 maps on Recruit difficulty or higher.
Complete a mission with each of the original Cleaners.
Complete Job 10:22.
Find the secret in "Job 10:22".
Rescue a teammate from a cocoon.
Complete all Act 1 maps on Recruit difficulty or higher.
Find the secret in "Plan B".
Complete The Armory.
Kill 10 Ridden with Bob's Arm.
Complete a mission without any players being incapacitated or killed.
Complete Blue Dog Hollow.
Complete a level while getting at least 50 kills with melee weapons.
Drop some ammo for a teammate.
Win a game in Swarm Mode.
Spend your first Supply Point.
Form a party in Fort Hope.
Complete Search & Rescue.
Good luck out there, you're gunna need it.
Revive a fallen teammate.
Heal a teammate.
Complete a map without ever triggering a horde from Reekers, Birds, Snitches, or alarms.
Kill 15 enemies while downed.
Kill at least one of each non-boss Mutation.
Complete The Devil's Return.
Complete The Dark Before The Dawn.
Make a Breaker hurt itself.
Complete all Act 5 maps on Veteran difficulty or higher.
Complete all Act 6 maps on No Hope difficulty.
Defeat The Harbinger without using the LAW.
Complete a map in Trial of the Worm with a total modifier of at least x20.
Earn a score of at least 100,000 in Trial of the Worm.
Set an enemy on fire with the Flame Thrower, while also being on fire.
Land a final blow on a Boss Mutation with the LAW.
Find the Secret in Act 6.
Complete all Act 6 maps on Recruit difficulty or higher.
Complete all Act 6 maps on Nightmare difficulty or higher.
Complete all Act 6 maps on Veteran difficulty or higher.
Bring 11 Duffel Bags to Saferooms.
Jump over a Cultist Bear Trap without triggering it.
Use a Smoke Grenade to become hidden while at Critical Health.
Kill a Crone with the Bow.
Hit a Pusflinger with a Bait Jar.
Find the Secret in Act 5.
Complete all Act 5 maps on No Hope difficulty.
Complete all Act 5 maps on Nightmare difficulty or higher.
Blow up a Food Item with the LAW.