NOBODIE

Around and Around We Go Perform every level interaction once

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

High Roller Purchase every item from the Shopping Menu.

Working Man Use Ryo's All-Star Move to take out Jacky and Akira and show them who's the ultimate martial artist!

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

Court Wizard 12 Charms unlocked

Compliments to the Chef Complete your quest on Inkwell Isle IV

All Star Get 100 Stars in S.T.A.R. Lab Mode

Day 2 Mastered Complete all Day 2 challenges at gold level

Pursuit of Knowledge Filled 80% of the Datalog.

Captain Silver Earn your SILVER SEGA License.

Ghost Master Defeat a Staff Ghost on every Time Trial course.

You Died Alot Get killed by Jason 100 times.

Classic Collection Win a race as each racer.

Cat Mania Summon the giant KapuKapu and gobble up Big the Cat for mouse revenge!

Dark Room Beat the Dark Room

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Hearty Have 9HP at one time

Crazy Box Pass every mission.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Guardian Angel Kill Satan with Maggy

Walking the Mean Streets Navigated both halves of Mean Street

New Superpower Complete all China Rising Assignments

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Wishing for the Best Complete the "Last Wish" Raid.

Paint the Town Use the chain linker block to link two chains of 3 (or more) blocks! Will not unlock in puzzle mode.

The Relic Kill Isaac with Maggy

The Bomb Bag Kill Satan with Cain

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

The Road to Greatness Complete your first Quest

Forgotten Lore Receive all 5 cards from The Trader in P03's factory.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

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

Daemonologist All Charms unlocked

Team Player Equipped 2 Team Charms

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Gruesome Encore Allow The Mycologists to experiment on a creature that is already itself an experiment.

The Guillotine Kill Isaac with Judas

Golden God You are the best!

Quest Love Completed all quests in the game

Judas' Tongue Kill Satan with Judas

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

The Coin Bag Kill Isaac with Cain

Speed Wash Wash your pet in under 60s

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Street Fighter Complete all Dragon's Teeth Assignments

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

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

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