Ambiguous_Chunk

An Exceptional Accomplishment Complete Story Mode at Realistic difficulty.

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Area of Expertise Complete any gear challenge category.

Sleuth Unlock all intel (videos and audio files)

World Changing Complete 50 Event Quests.

Doublecrossed Eliminate GRIFTER.

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

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

Brand Equity Complete any manufacturer challenge category.

Way of the Vanquisher Completed "Against All Comers" on Dream of the Demon or higher.

Great Success Gain S+ on all U.S.S. missions on Veteran or Professional difficulty

A for effort Attain a Time Trial star rating of 35

Bulldozed In Ground Control, crush 25 enemies while driving the tank

Artisan Craft 30 different items.

Hack Hack an enemy.

Handyman Open and buy all perks in game

Mutt And Jeff Asked a companion to be the Bad Inspector.

Brawl Master Win 20 Brawl PvP matches.

Thorough Researcher Collect all pieces of written information.

Around and Around We Go Perform every level interaction once

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Utility Man Complete all Missions intercepted from cellular tower signals

Hot To Trot Last 30 seconds with 50+ zombies on fire.

West Side for Life In Blood of the Dead, reach Round 20 without leaving the West Side of the island

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Networking Reach a 5-heart friend level with 10 people.

Unpopular Mayor Have 15% happiness

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Blood Bank Kill 10,000 enemies

All Going To Plan! Master Zangief! I fought in 50 network battles! The ring came to life with the clash of burning spirits! (Excludes Battle Lounge)

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Act 1 Cleaner Complete all Act 1 maps on Nightmare difficulty.

Public Enemy Get Everyone in a Full Match To Distrust You

Goodie Two-Shoes Get Everyone in a Full Lobby To Trust You

Power at Your Fingertips Unlock all city services

Gong like the Wind In IX, defeat all 8 challengers summoned by a gong within 5 minutes

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

Classic Mercenary Complete all acts on Normal Difficulty
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Stowaway In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

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

Holding out for a Hero Reunite with Stella

A Can Of Worms Play Trial of the Worm for the first time.

Taking Flight In Gorod Krovi, ride a Dragon.

Hard Times To escape death is to beat the strongest of the strong. Finish Arcade Mode on Hardest, kid!

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)