Sideshow_Tom

Up and Running Repaired the machine in Suchong's lab in Burial at Sea - Episode 2.

Can't calm the crowd Kill an enemy as they are calming their panicked allies.

GroundsKeeper Unlocked when the player discovers all collectibles in Act II.

Shura Attained the "Shura" ending

Isshin Ashina Defeated "Isshin Ashina"

Snowball Effect Froze 2 enemies with the same Old Man Winter trap in Burial at Sea - Episode 1.

Paying Respects Find the graves of each of your fallen companions.

Serving Science Finish quests for Dr. Kessler

On the way to the top! Win a Silver cup at the end of a Challenge

Fully Equipped Purchased any two upgrades for Old Man Winter or Radar Range in Burial at Sea - Episode 1.

Mystery in the Sand Defeat the 10th Colossus

Storyteller Have 12 murderous dates with Calendar Man

Mein Hair Delivered the hair sample in Burial at Sea - Episode 2.

Scout Leader Collect 46 Intel Items.

The Show Mud Go On Crash a film set and anger the director

Twofer Knocked out two or more enemies using the same Gas Bolt.

Wave and Smile Play any Arena in co-op.

From Inside Gotham's Walls Complete Case File 05: THE COURT OF OWLS

Twins Kill the Twins

Internal Dispute Make a zombie attack another zombie in the hospital wards.

A New You Change your face

Best Friends Forever Team up to take down the Topsy Turver.

Paid in Full Completed Burial at Sea - Episode 2.

Eager Beaver Earn 150,000 score as a Player

The Temple of Miraak Complete "The Temple of Miraak"

Amazing Ace Ace 30 levels by completing them without dying.
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Gun Fanatic Obtain all weapons.

Universal Health Scare Go to Gotham City General Hospital after visiting hours

End of the Line Complete End of the Line in Campaign on any difficulty.

The Collector Find 50% of collectibles

Sand Warrior Kill 300 enemies

Wendell's Story DLC Vietnam: Complete the game (Host only).

Guardian and the Pit Defeat the 11th Colossus

I See Movement! Request Pierson to spot enemies 25 times.

Hold Still! Kill 6 enemies affected by one Blinding Swarm or Firefly Swarm.

Leave no one behind DLC Vietnam: Free the 3 US prisoners of war (Host only).

Legendary Cowboy Achieve at least an S Rank on all stages in The Mercenaries.

Break on Through Complete Break on Through in Campaign on any difficulty.

Demonslayer - Kill Radec within 20 minutes Kill Radec at Visari Palace within 20 minutes

Mission Accomplished Complete Not a Hero on Easy or Normal difficulty.

Book of Dreams Collect all the stickers in a single World.

Turned Every Stone Find all grandmaster diagrams for each witcher school.

Man Without Equal Defeated all bosses

Protector of Gotham Complete 50 Challenges

Blunt Trauma Perform every type of predator takedown.

Talk To The Hand Use the Auger force barrier to stop 150 incoming enemy shots in the single player Campaign.

Master of the Prosthetic Upgraded all Prosthetic Tools to their limit

Combat Recruit Complete the Campaign on any difficulty.

Bringing Down the House Earn 42 Gems.

Night Terrors Complete "Lost in Nightmares" on Professional.