FastProtagonist

Two's Company, Four's a Party Complete any Adventure level with 4 players.

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Great Explorer Trigger a total of 50 route changer Power Plays.

Annihilator of Enemies Defeat 1,000 enemies over the course of the game.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

True Completionist Cleared all areas on hard difficulty!

Boom! Defeat 5 foes at once using the War Horn.

Ten is the New Lucky Number Win ten consecutive rounds in versus mode.

Story Lover Clear story mode with 3 different characters.

Let's Have a Jet Race Club Clear the first chapter of the story for Asakusa Girls' Municipal High School.

Sleepwalking Noire began singing in her sleep.

Even Time Is An Enemy! Win by running down the clock.

The First One is the Hardest Get your first 1,000,000+ combo

Out Of Reach Get an online form of 25 or better.

The Dark World Reach the story chapter "The Dark World."

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Episode 6 Complete Finish Episode 6.

The First Trinket Obtain a bangle.

Like the Flash Get rescued on your way to Arland.

Small Signpost Your score has reached 10,000,000 points! (Story Mode, Solo Play)

Because I'm the Protagonist! You've played as Neptune over 100 times.

Shouting Match Witness Cordelia and some other girl arguing.

Field Guide to Erebonian Wildlife Completely filled the monster guide.

World Beater Get an online form of 1.

Mentorship Forged a strong bond with Towa.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Another Dimension Collect 2000 worth of gold lying on spikes, while using the Phase Locket.

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

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

All These 100,000 Yuld Mithril Pieces...! Have more than 1,000,000 Yuld.

Monster Annihilator Proof that you've encountered a set number of enemies!
You must be superhuman at this rate! Monsters must fear you!

King of the Dead As Black Panther, land a 3-player KO streak in the Intergalactic Empire of Wakanda: Hall of Djalia.

Hell's Gatekeeper Defeat Cerberus -- Circle of the Moon

Member's Private Clothes You have witnessed all of Cecilia's shame breaks. (Story Mode, Solo Play)

Crown of Fortitude Completed the game on hard or nightmare difficulty.

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

Unity of the Hero's Party You were able to chain a large combo.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

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

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

A Deeper Bond: Silica Complete Silica's side story.
"I won't tell anyone what happened here today."

Magical Sound Shower Race to every piece of music.

Fighters Megamix Take out an opponent with each character's All-Star Move.

Social Note-working Completed all of the character profiles in the notebook.

Chains Tune Shackled Beast.

White as Snow Tune Garm.

I Like This Look Customize a character in the Dressing Room.

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

Episode 7 Complete Finish Episode 7.

Decked Out Purchase or unlock all relics, equipment, and upgrades.