Kill 3 enemies with a single explosion

Sub-Zero must connect 10 Klones during a match

Win a match with each Teenage Mutant Ninja Turtle

Atom must defeat any opponent with the final hit coming from an Atom Lunge

Black Manta must defeat any opponent with the final hit coming from Speared and Seared

Red Hood must defeat any opponent with the final hit coming from Gotham's Outlaw

Win 5 AI Battle Simulation matches

Be in the Batcave when all the Environmental Interactions are used

Reach level 35 in Player XP

Beat an opponent online while they still have 90% health and you have 10% or less health remaining

Harley must dethrone an opponent in King Of The Hill with the final hit coming from Double-Trouble

Kill 2000 enemies