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Ripperologist Achieve 100% synchronization in Jack the Ripper.

Empty Chamber Kill 30 enemies using melee strikes or a melee Weapon Part.

Unbelievable truth Reach all memory bugs in all memory remixes

Big Encounter Completed the fishing tutorial.

Built To Order Install every weapon upgrade.

One Gun Beat the game using only the Plasma Cutter.

Moon On A Stick Moons don't belong on sticks! Get rid of it!

400 Beat 400 enemies

MemHunter Elite Finish the game in Memory Hunter Mode

Laser Powered Vengence Earn 42 Gems.

The Path of Knowledge Complete "The Path of Knowledge"

Cabin Fever Make it to the cabin in Regular or Hardcore difficulty.

Bulldozed Defeat 30 Freaks Bulldozers

Sooth Seeker Prepared to face a test of your determination in the rift where hidden truths slumber.

You Little Rascal! Destroy every Mr. Raccoon memoriam.

Abysmal Covenant Discover the abysmal covenant

Merchant Collect all Schematics.

She's gonna blow Max out the thermo in Create Mode

Go for the Limbs! Dismember 500 limbs from living enemies.

Gathering of Exiles Increase the population of Majula

Warrior Special Dodge the Warrior's attacks 20 times in one battle.

Chthonic Colleagues Fulfill the 'Chthonic Colleagues' Prophecy

Queen of the hill Survive the entire Leaking Brain assault (episode 3) without using Power or Regen Pressens

Beyond Death Complete "Beyond Death"

Seasoned Acquire 20000 experience points

Celestial Rain Encountered a starfall for the first time.

Sorry I Made You Wait Save Jill from confinement using Chris.

Quite Dashing Get first place in a racing round 5 times

New Allies, New Foes Complete Chapter 2.

Cerulean Medal Defeated a powerful enemy with valiant skill.

Promise Keeper Turned your back on empty dreams and joined the battle to save mankind.

Hara Kiri Kill yourself with Kotal Kahn for 1 round and win the match

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Bull in a China Shop Cause maximum damage in all Arenas (does not include Practice mode)

No Assistance Required Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.

Think Fast Kill 30 Necromorphs with Kinesis objects

Double, Double, Toil And Trouble Create 20 Concoctions.

Fusion Expert Acquire 50 Modchips via mod fusion

Snuffed Out Defeat Flame Face

Wealth lies in the Earth Complete the mining game perfectly 50 times

Gotta patch them all! Find all SAT Patches

Smith for Life Inherit Steady Hand McDuff's equipment

In Your Element Inflict Elemental Effects on enemies 50 times

Fourth Boss Beat the fourth boss.

Model Mania View all models.

An Impressive Display Earn a Four-Star Rating in any Challenge Arena

Close Encounter Kill 10 alien Necromorphs.

Venting Frustration Spend 7 minutes on steam vents

The Flock Grows Gain 5 Followers.

Credit Where Credit Is Due Earn 200,000 credits.