Complete one predator challenge by using only Silent Takedowns and without being detected

Defeat Titan henchman without using Batarangs (any play mode)

Solve every riddle on the island

KO all the henchmen celebrating your arrival at the party

Solve 55% of Riddler challenges

Complete a combo of 40 moves (any play mode)

Finish the main story in New Game+ mode

Complete 9 Lost & Found Missing Person Quests.

Slay a Mutator before it transforms.

Reach the highest tier of Autophage infection by equipping Autophage Skills.

Give up your chance to be human again.

Complete 5 Lost & Found Weapon Quests.

Help an artist to complete their greatest (and grisliest) piece of art.