Fan CastingCrisis on Infinite Earths

To prepare for the coming crisis, the Monitor recruits Oliver Queen and Martian Manhunter and the Justice League and sends the former on missions to collect a variety of items,while he retrieves the body of Lex Luthor and revives him.Meanwhile, Barry Allen and Iris West-Allen learn that the crisis date has moved up to December 2019 and that the Flash must die to save billions of lives.[8] Barry travels to Earth-3 to see Jay Garrick and Joan Williams, who have been tracking antimatter signatures across the multiverse, to learn more about what happens to him. They send Barry's mind forward in time, making him see billions of timelines where the multiverse is destroyed and one where he dies saving it.