Destroy 15 TIE Fighters.

Complete one combat challenge without taking damage (any character)

Complete a combo of 40 moves (any play mode)

Achieve 8 medals on combat challenges

Defeat the S-01 without touching the ground

Defeat Titan henchman without using Batarangs (any play mode)

Complete one predator challenge by using only Silent Takedowns

Solve every riddle on the island

Solve 85% of riddler challenges

Solve 70% of riddler challenges

Have a guard incapacitate 3 civilians while he's poisoned.

Complete story mode on Easy difficulty

Defeat the giant Titan Ivy plant