"I suppose there are other people here who know how to teleport," Tsukasa says. "Naturally there are many people who can fly." Legends, for starters. Familiars with winged forms. There's a great variety in wing shapes in the natural world which lend themselves to different modes of flight. Simply consider the difference between a hummingbird and a falcon. Not all advice may apply to Senku's wings.

The world angelic brings many images to mind, namely those Tsukasa was most used to in the old world. Imagining them on Senku is startling. However, the imagery fits Senku, who easily forgives everyone. "An after dinner activity," he says, "Along with seeing what animal I transform into. What would you guess?"