MrSomething

Double, Double, Toil And Trouble Create 20 Concoctions.

Gotta craft them all! Have made one of each craftable item

Forgive Me, Father... Take sanctuary in a monastery to clear Heat Level 5.

Machines do it better Use the Sensen RIP to make robots knock 20 human enemies out

Fight on the Sidewalk! Someone got run over by a car in battle.

A Fighting Chance Craft a Weapon

Sugar Crash While playing as Colt, use candy to gain a tactical advantage.

An Impressive Display Earn a Four-Star Rating in any Challenge Arena

Mariner Feed the Murk Puff 10 Guppos
0/100

The Quick and the Dead Kill or incapacitate 50 enemies while time is slowed.

Fusion Expert Acquire 50 Modchips via mod fusion

Moon On A Stick Moons don't belong on sticks! Get rid of it!

I AM the Batman! Reclaim your city.

Baby Boomer Allow the motherships to spawn 40 babies on Dynamite Heights Level 8.

Scorched Earth Policy Destroy everything in the Zoo Hub.

It's all in the details Find all Mnesist memories

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Return to the Colony Achieved Return to the Colony ending.

Wung-fu Master Defeat 50 Enemies using Super Wushu
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Autojock Buy all vehicles available for purchase.

Does Not Obey Smash your way through all the Billboards

Full Send Complete all Long Jumps

Danger Zone Complete all Speed Traps

Minimalist Complete the main story without Grace using the blood collector.

Into the deep Complete 12 consecutive Waves and escape from the Horde Map "Into the Darkness".

In Your Element Inflict Elemental Effects on enemies 50 times

Thugs Defeat 25 Bandits
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Fisherman Kill the Catfish.

V for Vendetta After reviving with Second Heart, kill or incapacitate the enemy who killed you within 5 seconds.

Tell Me a Story Completed 10 substories.

Road Rage Slap an opponent on any level

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

The Beginning Defeated the Titan and completed the main story on Kronos Island.

Tell Me a Story Complete 10 substories.

I Will Survive Survive your own rampage and then defeat opponent on their rampage.

Hack n' Slash Unlock all Melee Weapon Proficiency Skills
0/100

Cabin Fever Make it to the cabin in Regular or Hardcore difficulty.

Opposite of Fail Complete all Fale Quests

Pest control Find all Scaramechs

Egoraphobia Complete 'Lost in Transmission.'

Fender Bender In Multiplayer, roadkill 5 enemies

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Kitted Out Fully upgrade a weapon.

Dabbling Collector Obtain 5 pieces of Treasure Art.

Silence Those Guns Destroy every enemy Cannon

Bagman Buy an item from Honki

All in the Family Collected all of the Mysterious Objects.

Chapters 8-11 (Normal) Complete Chapters 8 through 11 on Normal difficulty.

Stay Alive! Collected all trophies

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.