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

Complete one combat challenge without taking damage

Kill 5 enemies with one L.E.O. shoulder bash.

Send an enemy at least 50 meters with the Magnet Gun.

Perform melee finishers on 25 Creepers (single player only).

Buy out any one Upgrade ring.

Finish at least one wave on each map in Infestation.

Gain entry into the Terraformer.

Finish a 4 player Infestation game beyond wave 9 without anyone bleeding out.

Finish waves 1 through 20 on any map in Infestation.

Kill a Wraith before it re-stealths.

Acquire Shadow