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Gun Pals! Send an item to a friend.

Cycle of Violence Use 100 Quick Gadgets while in free flow combat.

The Ultimatum Complete 'Ultimatum', 'All In', and 'No Fighting in the War Room' on Veteran difficulty.

Riddler on the Rampage Obtain a key by completing the fourth Riddler trial.

Personal Bag Of Tricks Finish a game session with an ability set that you customized in Multiplayer.

Into the Unknown Warp to Hell

The Cult Save the sacrificial victim and lock up the executioner in GCPD.

I Hope You Didn't Tea-bag Win a duel.

Unbearable From victim to victor.

Stay Golden Use a Golden Key.

Destroyer Fully upgrade the Jackdaw.

The Burning Question Obtain a key by completing the fifth Riddler trial.

Mile High Club Sky dive to safety on Veteran difficulty.

Funeral flowers Find a nice resting place.

The Primal Riddle Obtain a key by completing the sixth Riddler trial.

The path of light Bring light to the labyrinth of darkness.

Tinkering Fully upgrade a Praetor Suit category.

Scar of the Bat Cure the doctor.

Momentum Shift Upgrade a Rune

Days of Fire Extinguish the fires in Gotham City.

Double Trouble Play Saints Row: Gat out of Hell Co-op for 3 hours

Savage Metal Smash 10 militia transport vehicles off the road without using the immobilizer.

Touch of Death Apprehend the weapons dealer and lock him up in GCPD.

Weapon Master Get a kill with each type of handheld gun, explosive and launcher in the single player campaign.

Huntress Kill 50 animals while wearing the Huntress outfit

Argent Overload Fully upgrade Health, Armor, or Ammo capacity

Rip and Tear Glory Kill all common enemy types in the campaign.

Jars in the sand Break many jars.

Ask for a miracle Pay it forward.

Chemical Warfare Kill 5 enemies with one Poison Arrow

No hope Hit your lowest point.

To let go Accept things as they are.

Ancestor Spirit Defeated Ancestor Spirit

These Belong in A Museum Collect 300 Cards

Dragonkin Soldier of Nokstella Defeated Dragonkin Soldier of Nokstella

Death by Design Obtain a key by completing the seventh Riddler trial.

An Old Friend Acquire the BFG

Avid Shopper Purchase all items from the supply shack

Dark and quiet Complete the labyrinth without making a sound.

The Monster Machine Track down and apprehend the serial killer.

Best of the Best Beat IW best time on the Ship Training course in 'F.N.G.' (15.1 sec).

The Road Home Destroy all of the militia APC's.

The Riddle Factory Obtain a key by completing the eighth Riddler trial.

IPXSETUP.EXE Win a Multiplayer match

Specialist Earn the Mastery for a weapon mod

Thorough Shopper Complete all Challenges for a single mission.

Shoot it Until it Dies Defeat the Cyberdemon

Without a trace Respect the past.

Compulsive Complete every Challenge

Valiant Gargoyles Defeated Valiant Gargoyles