To accomplish this, Riddler pretended to hire Catwoman to steal a powercore from Wayne Enterprises to power his Riddlerbots. Crane appealed to the ego Nygma didn't believe he had, suggesting he implement his own plan on Halloween along with the rest of the other criminals to wear down and kill Batman.
Scarecrow contacted him, as well as Two-Face, Penguin, Harley Quinn and Poison Ivy. Founding Enigmatic Holdings Inc, he began buying disused underground sewers. After being given his freedom and compensation for surviving Protocol 10, Riddler began plotting a new way to get back at Batman.
