“No,” Elliott says. He holds out a slender volume: Who Would Win? Ultimate Pterosaur Rumble. “We just read that,” I say, almost crying. “I know,” he says, with what passes for compassion in a ...

Comic book fans have long imagined what would happen if superheroes from different worlds came to blows, and you'll find Superman at the heart of many of those debates. With James Gunn's Superman ...