Countdown

Oracle runs tests on Karate Kid and detects a virus that she has never encountered and concludes it is either from Earth in the future or from space. She recommends he see Elias Orr.Zatanna takes Mary Marvel to one of her homes in order to train her in controlling her magic.In the Nanoverse, Donna Troy and her companions encounter a group of wizards who are leaving the dimension before the Great Disaster falls upon them. They tell them that Ray Palmer has passed through but has long since gone.In Gotham, Pied Piper and the Trickster are captured by Poison Ivy.Harleen Quinzel speaks with Holly Robinson and is convinced that Holly will soon be joining her in an unspecified team.In Metropolis, Jimmy Olsen wonders whether being a superhero is what he's supposed to do before suddenly realising - and confronting his friend about it - that Clark Kent is Superman.