MutableNando

The Patient Tend to the Patient.

Breaking the Stone Ceiling Defeat the Big Golem -- Aria of Sorrow

Beep Beep Complete the Unleashed Goal of an Event of the HOT WHEELS™ - Looney Tunes Expansion.

Monster Champion Awarded for winning the rank-11 monster arena tournament.

Crystal Defender Complete 9-C Space Vandals.

Isolating Experience Wait in a hiding spot for 60 seconds.

Old-Time Classic Unlock all trophies in TimeSplitters.

A Long-Awaited Victory Defeat Hugh Baldwin -- Circle of the Moon

Added to the Collection Defeat the Headhunter -- Aria of Sorrow

What a Great Shield Defeat the Skull Knight -- Harmony of Dissonance

Expert Manager Reach B-Spec Level 40.

Holy Upgrades, Batman! Upgrade the Batmobile to Model 3

Big Baller Earn 75,000 points in a single Nazi Zombies game. (Map Pack 2 only)

Nest Egg Have $400 or more during a single run

Clean Sweep Complete all challenges

One ticket, please Win a Quick Race on a track in the Looney Tunes Adventure Park (not unlockable in Split Screen).

Danger! Falling Rocks Defeat the Golem -- Harmony of Dissonance

Master Wayne Take no damage when playing as Bruce Wayne

Able Conjurer Awarded for learning all spells and abilities.

Postponing the Inevitable Defeat Death -- Aria of Sorrow

Medalist Obtain all medals on the original Ranked Maps in Challenge mode (as Batman)

Astronomy Discover every Planet card

Retro God Unlocked all trophies

Getting Crafty Craft an item. (outside of the tutorial)

Farewell, Mortal Awarded for having Xenlon grant every one of your wishes.

Olympian Obtain all medals on the original Campaign maps in Challenge mode (as Batman)

A Golden Future Complete "All That Glitters"

Perfectionist Obtain all the medals on Custom maps in Challenge mode

Many Into One Accept the transfusion in the Alternate Medical Centre.

Corpses of the World, Unite ! Defeat Legion -- Aria of Sorrow

Remedial Apparatus Equip the Siphon Trawler.

Vade Retro! Defeat the Devil -- Harmony of Dissonance

Many a Medal Awarded for getting all Morgan Minimann's prizes.

The Full Moon of Demise Watch the ending -- Circle of the Moon

A Quixotic Substance Defeat the Max Slimer -- Harmony of Dissonance

Bat Avenger Defeat Balore -- Aria of Sorrow

1-800-GETHELP Finish the game on hard mode

Mate of the Monsters Awarded for filling up the Defeated Monster List.

Grand Designs Awarded for obtaining the grand medal.

Monster Monitor Awarded for rescuing all friendly monsters.

Enhanced Abilities Upgrade all 3 basic abilities.

Shadowed Splashes Have 5 Dark Splashes in your inventory.

Back to the Labyrinth Defeat the Minotaur -- Harmony of Dissonance

But Does it Come in Pink? Give the Batmobile a pink paint job

I Am The Night Finish I Am The Night Mode

Observation Collect 50% of all documents.

Unholy Water Defeat the Giant Merman -- Harmony of Dissonance

An Eye for an Eye Defeat Peeping Big -- Harmony of Dissonance

For We Are Many Defeat Legion (saint) -- Harmony of Dissonance

Elitist GTA Online: Complete all 3 Elite Challenges in The Doomsday Heist.