String up one henchman and drop him to surprise a second (any play mode)

Survive the onslaught from the deformed Joker henchman

Take down Zsasz in the Patient Pacification Chamber

Defeat the Renegades attacking the Fish Eye.

Learn Waltz's location.

Clear your first Bandit Camp.

Enter the Bazaar.

Use an Inhibitor for the first time.

Craft your first item.

Ride all of the fairground rides at Amusement Mile in the hub

Collect all vehicles

Complete all the challenges in the hub

Purchase Lobo