Avoid Jack's scissor attack by crouching.

Finish off an enemy with the knife.

Put an unrelated object on a shadow plinth.

Escape from the guest house.

Cause maximum damage in all Arenas (does not include Practice mode)

Send an opponent through all three Metropolis transitions in one fight

Win with Batman using every special move and his Supermove

Use every interactable and win in a multiplayer match

Win a match as Deathstroke without missing a shot (minimum 12 shots)

Perform 8 throws and win in a multiplayer match

Win all story mode minigames

Reach Level 10

Win a match with the super move of any character