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Killer Croc Have the final hit come from the crocodile in Slaughter Swamp

Knot Too Difficult Clear up a tangled situation in one attempt

Switched Off Complete mission contract 'Lights Out'

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

LIGHTS OUT Drive through 15 lamp posts in London Arena.

Perfect Timing Complete 100% of the Time Trials

Showing Who's Boss! Hit 50 Hoard minions in Story mode with any weapon

Battering Ram Shield Bash 5 different thugs

On Instinct Complete the Mother Boss Battle.

MAKE THEM QUAKE Hit any opponent 2 times with the Satellite Quake weapon.

Going Ape Throw 3 kegs during a match with Gorilla Grodd at the Ace o' Clubs

Mass Production Produce 100 objects from your builders

Liberty City (5) Your friends all like you above 90%.

Terraformer Increase a discovered planet to 100% viability.

Cock of the Walk Defeat an enemy using the Pollo Bomb

Nobody's Fool Jacob told Emma the truth

Best of the Bunch Earn the MVP award in any Online Tournament match

A Kontender Complete 1 Tower Battle

BUSHWHACKED! Drive through 6 hedge sculptures in the Castle Courtyard in Hyde Tour.

BASH 'N' CRASH Side bash 100 cars.

CAPITOL VIEW Gain access to the upper level of a skyscraper in Tokyo Arena.

Victory - Complete Campaign on Elite Completed every mission on Elite difficulty

Persona Shopper Buy a Persona from the Compendium

Stuck on You As a Scientist, Vanquish 10 Players with the Sticky Explody Ball

Synthesis Amateur Synthesize 15 types of items.

Frequent Flyer Zip Kick 5 different thugs

Stunt Driver Get 100 stunt driver points.

The Cat Came Back Break into Riddler's secret hideout and exact your revenge.

TOKYO VANDAL Drive through 17 street signs in a single Tokyo race.

I HOPE You Survive Green Lantern must defeat Atrocitus with the final hit coming from Mechanized Assault

Trying to Set Things Right Nuna and Fox continued after the Mouse.

Hidden Agenda Discover 15 secret areas

IN YOUR FACE Drive backwards for 15 minutes.

Master of the Line Beat Clarence Bishop the Third, the Pro Racing heir, in the Rival Event.

All Snug in Their Beds Uncover the secret history of the park.

Fashion Aficionado Change into 10 different pieces of clothing

Spoiled for Choice Infuse one of each type of weapon.

Back to School Play any Popit Puzzle whilst wearing a Newton costume

Ahoy Matey Summon a Barrel Pirate and Map Pirate Zombie in Gardens & Graveyards

Lightning Dancer Dodge 200 lightning strikes and obtain the reward

It's not an 'S' Complete Man of Steel level

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

TRACTOR TIPPER Tip 3 tractors in a single Canyon Run, Timberline Sprint event or Radiator Springs Arena.

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

DISRUPTOR DISRUPTOR In Disruptor Mode, destroy the opponent's base.

Badass Fully upgrade all of your skills and equipment

ROAD RAGE Bash 15 Lemons in Hunter Mode.

Scoped In multiplayer, get 25 headshots with longblaster rifles.

TVM Veteran Be on the Winning Team for 25 matches of Team Vanquish

Double the Action Complete Campaign Mode In Co-Op Mode