Complete one combat challenge without taking damage

Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Defeat the giant Titan Ivy plant

Venture into Killer Croc's lair and come out alive

Complete a combo of 40 moves (any play mode)

Defeat Titan henchman without using Batarangs (any play mode)

Capture and lock up Harley Quinn

Face your biggest fears and keep your sanity

All of nature must withstand a trial. You must clear 10 trials in Trial Mode to succeed.

Completed Episode 4: "Amid the Ruins"

Survived the attack.

Reached the museum.