PlayStation 3:
  • Added a new map titled Arkham Asylum.
  • Added a new premium DLC package called the Steamy Punk.
  • Added a new gadget called the Jet pack.
  • Added a new weapon called the Witch Doctor with 1 additional mod.
  • Added a new Fun Fact called Well Grounded.
  • Added new Feats for the Jet Pack.
  • Added new Feats for the Witch Doctor.
  • Added Jet pack challenges to Arkham Asylum.
  • Added Kitty Weapon Paint Job for all weapons.
  • Added Rainbow Weapon Paint Job for all weapons.
  • Added Dinosaur Weapon Paint Job for all wepaons.
  • Added new Steam Punk costume items for Jokerz/Batz.
  • Added a new mascot called Stitches.
  • Added 4 new catchphrases that are awarded at level 25.
  • Added 1 new calling card background that is awarded at level 25.
  • Added 4 new catchphrases that are awarded at level 50.
  • Added 4 new catchphrases that are awarded at level 75.
  • Added 1 new catchphrase that is awaraded at level 100.
  • Added 1 new calling card background for completing the Falcon Blade Block Pro 4 Feat.
  • Added 1 new calling card background for compelting the Boarding Party Damage Pro 4 Feat.
  • Added new Consumable items.
  • Implemented changes to Hard Target to reduce the mitigation percentage.
  • Implemented changes to the Bouncy Grenades for the bombadier so they do extra damage to Body Armor foes.
  • Implemented changes so that the Party host should only join games that their party members NAT type are considered valid to join.
  • Implemented a MOTD prompt that appears in the Main Menu for new MOTD's.
  • Implemented negative weighting to matches/lobbies the player has recently left.
  • Fixed an issue where consumable Team XP boost; when joining a match in progress the timer on the lower right of purchasers screen does not count down.
  • Fixed an issue where joining a matchmaking lobby can cause all players in that lobby except for the Host to show up with all 0s when a player views their stats.
  • Fixed an issue where online friends show up in the "Offline Friends" list on PS3
  • Fixed an issue where muting and unmuting in the lobby does not update the UI until another player joins the match or the muted player initiates a mute.

Xbox 360:
  • Added a new map titled Arkham Asylum.
  • Added a new premium DLC package called the Steamy Punk.
  • Added a new gadget called the Jet pack.
  • Added a new weapon called the Witch Doctor with 1 additional mod.
  • Added a new Fun Fact called Well Grounded.
  • Added new Feats for the Jet Pack.
  • Added new Feats for the Witch Doctor.
  • Added Jet pack challenges to Arkham Asylum.
  • Added Kitty Weapon Paint Job for all weapons.
  • Added Rainbow Weapon Paint Job for all weapons.
  • Added Dinosaur Weapon Paint Job for all wepaons.
  • Added new Steam Punk costume items for Jokerz/Batz.
  • Added a new mascot called Stitches.
  • Added 4 new catchphrases that are awarded at level 25.
  • Added 1 new calling card background that is awarded at level 25.
  • Added 4 new catchphrases that are awarded at level 50.
  • Added 4 new catchphrases that are awarded at level 75.
  • Added 1 new catchphrase that is awaraded at level 100.
  • Added 1 new calling card background for completing the Falcon Blade Block Pro 4 Feat.
  • Added 1 new calling card background for compelting the Boarding Party Damage Pro 4 Feat.
  • Added new Consumable items.
  • Implemented changes to Hard Target to reduce the mitigation percentage.
  • Implemented changes to the Bouncy Grenades for the bombadier so they do extra damage to Body Armor foes.
  • Implemented changes so that the Party host should only join games that their party members NAT type are considered valid to join.
  • Implemented a MOTD prompt that appears in the Main Menu for new MOTD's.
  • Implemented negative weighting to matches/lobbies the player has recently left.
  • Fixed an issue where consumable Team XP boost; when joining a match in progress the timer on the lower right of purchasers screen does not count down.
  • Fixed an issue where joining a matchmaking lobby can cause all players in that lobby except for the Host to show up with all 0s when a player views their stats.
  • Fixed an issue where muting and unmuting in the lobby does not update the UI until another player joins the match or the muted player initiates a mute.
  • Fixed an issue with reduced Gas Trap damage / reacquire time.