SluggishNezz

Summon Mask Time Created all summoning vessels and masks.

Dark Boy Beat the Depths/Necropolis without taking damage

Mama's Boy Beat the Womb/Utero without taking damage

Devil's in the Details Defeat Commander Zhalk in the Nautiloid.

Synthesize This Found Olivia Ambrose's journal.

Cleanest Hands You completed The Brigmore Witches without killing anyone

I never redoubted you! Complete Dead Zeppelin on any difficulty.

The Competitor Complete 200 Versus matches (online OR offline)

Mom's Knife Kill Satan with Isaac

Mercenary of War Fought 30 times on PlayStation®Network.

Left No Stone Unturned Complete all Secret Missions with any Character

The Learn'd Scholar When the proofs, the figures, were ranged in columns before me...

Toy seller Find 3 toys in New Game+ mode: teddy bear, sun and fish.

Peril on Gorgon Completed Peril on Gorgon on any difficulty.

Stalwart Wander Max out HP bar

That Old Adage Apparently, your CASIE augmentation doesn't work on everyone...

All of the Above You managed to save Dr. Kavanagh and all the prisoners, too.

It's High Noon Get 4 killing blows with a single use of Cassidy's Deadeye in Quick or Competitive Play.

I Love Science Obliteration - Extract Wernicke, Hänel, and Kehrer in one playthrough

Ruler of Everything Complete all activities.
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Ultimate Strike Dealt 2,000 damage in a single attack.

I've Heard Your Name Reach Reputation 1 with one of the Viking Heroes.

The Golden Touch Defeat a boss with one of Ms. Chalice's Super Arts

Portal Knight Reach Level 30.

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Roadkill Kill 4 enemies with a single use of Junkrat's RIP-Tire in Quick or Competitive Play.

Demon Slayer Kill 15000 Demons With One Hero

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Workbenching Place a workbench on all islands of area 1, 2 and 3

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Never Forget You revisited the site where Belltower discovered and captured you.

God of Treachery As Loki, land one KO by stabbing from behind.

Down the Rabbit Hole Collect and equip the complete Rabbit Armor and eat a carrot.

Watch Your Step! As Peni Parker, blast 3 enemies with a single use of Arachno-Mine.

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Data Mining Acquire all data storage devices.

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Noklateo, the Shrouded City Found the secret of Noklateo, the Shrouded City

Deep Pockets Pick up 500,000 Gold
75910/500000

Grunt Slayer Kill 15000 Grunts With One Hero

The Crow Defeated the Awakened One.

Vicious Vines As Groot, imprison 4 enemies with a single use of Strangling Prison.

Deadly Bites As Black Widow, land 3 KOs with critical hits in a single match.

The Polaroid Beat Cathedral 5 times

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

Go Get 'Em, Guardians! As Rocket Raccoon, revive the Guardians of the Galaxy members 5 times.

Back Where It All Began Returned to Agamen Volcanic Island.

Conqueror of Kingdoms Completed all quests.

Navigators Build an Exocraft

New Heights Learned the final skill in a skill tree.