Superman has killed in the comics, showing that even heroes can fall when faced with tough decisions. Various DC characters have met their end at Superman's hands, including Doctor Light and Darkseid.

Dexter: Original Sin has confirmed a popular and somewhat outlandish fan theory about Brian Moser AKA The Ice Truck Killer.

Once again, the Vertigo line will serve as a haven for groundbreaking, mature readers-focused comics at DC. The only catch is that we don’t yet know what books will comprise the Vertigo line.