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Morituri te salutant Survive 30 consecutive waves with at least one co-op player.

Gobble Gobble You got a turkey in 10-pin bowling.

DLC: Mars: Martian Journal Collect all of Larry's notes (Host Only).

Medusa Freeze 5 enemies at once and destroy them with a blast of the Cryogun's secondary fire

Well Done Endurance Challenge: Eat the meat of 5 birds, squirrels or rabbits that were killed with fire

In This Together Defeat the Widowmaker in Times Square without killing a single Hybrid

Ares Island Explorer Completed all Challenges on Ares Island and fully revealed the map.

Ares Island Memories Repaired all Portals on Ares Island.

Harmony Complete the Path of Fear Side Mission

Unrivaled Aptitude Unlocked all Skills.

Survivor Reach Wave 10 in each mission of Special Ops Survival mode.

Hydro Power Complete the Slayer's Gauntlet Challenge Tomb

Afraid to get wet? Reach the end of the cliff

Epic Dismemberment Dismember 2,500 Necromorph Limbs (single player only)

Futile Resistance Defeated the Titan and completed the main story on Chaos Island.

Mushroom With A View Complete The Sixth Seal Challenge Tomb

The Scouring of Mordor Challenge the Dark Lord in Mordor.

Lights Out! In 'Black Cats', blast out all of the spot lights in the Japanese cargo convoy. (Solo only)

Roguelike DLC Vietnam: Complete the game in Survivor Mode (Host only).

Ares Island Expert Viewed all Side Stories on Ares Island.

Soulful Acquire 3 Vessel Fragments

Real Action Hero Kill a criminal in Independence Day from mid-air after escaping the penthouse

Any Means necessary Get 50 kills with the electric fence and fire traps in one game in Regular or Hardcore difficulty.

Tactician Earn 1 star in each mission of Special Ops Mission Mode.

DLC: Zombies: Early ExZit Denied Try to escape the bridge early in Burned Bridges.

Master Archaeologist Endurance Challenge: Collect at least 10 Artifacts

He who protect us Met Antanas

Caiman Conquered Complete the Zipacna's Craving Challenge Tomb

Putting Things In Perspective Complete any Timeline

A Land at Peace Defeated the final threat and completed the main story.

Hope Across Ages Defeated the Titan and completed the main story on Ouranos Island.

Bleeding Edge Obtain the Grenadier Skill, equip the Umbrage 3-80 Shade weapon, and Brocken Shadow outfit

Herculean Hedgehog Raised Power Level to MAX.

One of the Lucky Few Breach the seawall in under 2 minutes without taking MG fire.

Human skull Collected 25 Human Skulls

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Kamikaze Complete a level on Regular difficulty or higher using only melee or grenades. (Solo only)

Short Out Defeat the Stalker in under 60 seconds

Hardened Hedgehog Raised Defense Level to MAX.

Jaws of Shadow Complete 25 Caragath Stealth Kills.

Stick it to the enemy Survive 15 consecutive waves using the analog combat controls.

Chaos Island Memories Repaired all Portals on Chaos Island.

Uncovering the Truth Cold Darkness Challenge: Collect all 8 documents

Mediocrity Complete Campaign Mode On 'Normal'

Combo Crackerjack Performed Phantom Rush 50 times, outside of the training simulator.

Bull in a China Shop Freeze and melee kill 3 Ravagers

Hypersonic Hedgehog Raised Speed Level to MAX.

Anger is a gift Defeat the Beast

Chaos Island Explorer Completed all Challenges on Chaos Island and fully revealed the map.

Cleaned The Mean Streets You caught 20 criminals through the police computer.