Purchase your first ABILITY in the Abstergo Store (Multiplayer).

Win a session of a team mode (Multiplayer).

Earn the INCOGNITO bonus (Multiplayer).

Kill your target and escape your pursuer in less than 10 seconds (Multiplayer Only).

Take the lead 10 seconds before the end of a session and go on to win (Multiplayer Only).

Score 750 points or more on a single kill (Multiplayer Only).

Kill your target while hidden in a hay bale (Multiplayer Only).

The joke's on who?

Snap Flash an unarmed thug, an armed thug, an environmental object and a Titan

Find a way into the secret base

Shield Bash 5 different thugs

Zip Kick 5 different thugs

Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddlers Revenge (as Batman)