StarEntropy

Thirty is Something Reach Level 30 with any Specialist

Knife to meat you Stick a knife in to an enemy

Gasmoxian Slug Beat all of Nitros Oxide's times in Time Trial Mode.

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Harmonic Convergence Pick up all traveler instruments simultaneously with your signalscope.

Views From the Abyss STU: Complete "The Spider's Thread" mode.

Hitchcock Moment Become downed while showering.

Tough luck, chum! Complete Ragnarök - Part I on any difficulty.

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Imagine The Wealth Pick Up 50 Ore

Army of 44 Rescue 44 Bee Team guards

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

Going to the Vet Earn the "Veteran" Challenge Collection.
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Man No More Build a suit of powered armor.

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Harpy Joyride Summoned a harpy, grabbed hold, and took flight.

Wrong Turn Complete “Forest”

Four play-tonics Beat a level with four play-tonics equipped

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

To the Victor Go the Spoils Reclaimed your items from the scavenger who stole them from you.

Woah! Earn all the other trophies.

Super tonic Found and purchased 20 play-tonics

So What's Wrong with Taking the Back Streets? Take an alternate route during the Nonstop Debate.

Boat Cruise Clear Stage 9 while on the Suisui Boat.

Lightning Emissary Reach the end of the game in 5 hours or less.

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Damage Control Earn an A Rank in all 5 rescue missions

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Like a glove… Finish trial #6 with 3 hearts left without picking up a spell.

Mode master Win an online game of every mode in every difficulty at least once.

Master Silencer Shoot down over 500 white noise.

Barrel of laughs Kill 20 enemies with barrels

Valedictorian Achieve an Overall Evaluation grade of A

Call of the Void Complete Ragnarök - Part II on any difficulty.

Army of 46 Rescue 46 Bee Team Guards

Indomitable Will Attempt to move an immovable block twice in a row. (Golden Playhouse only)

Real Estate Agent Have all possible town NPCs living in your world.

Test Subjects Use sheep as test subjects in 6 levels

Bloody Lust Kill Isaac with Samson

Elite Frame Runner Collect all trophies

Shield Breaker Break 10 Shields

Nahantu Sightseer Explore all of Nahantu.
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Army of 48 Rescue 48 Bee Team Guards

Full Guard Shield Get Assemble all 48 Bee Team Guards

Think fast! Finish trial #8 with at least 52 seconds left on the clock.

Save some room Finish trial #20 one unit below the zapper.

That Party was Ace Ace every Adventure level in The Journey Home.

The epitome of Super Earth Complete all Trophies.

The Postman Delivered the journal to Lucien.