Bartman vs Radioactive Man

The  is a limited-time premium consumable released on July 8, 2016 as part of the Superheroes 2016 Event. Once purchased it unlocks Bartman, as well as put in the inventory, Radioactive Man, Bartman Cave, and Kane Manor.

Trivia

 * It only available if the player  not have any of the items included in the combo. Otherwise the missing items  available individually.