Detective Comics (1937 - 1st Series) #601

A man of Tibetan descent owes money to gangsters, so he uses magic to create a tupla, a doppelgänger of himself, to steal the money.

Characters: Batman [Bruce Wayne]; Randy; Mick; Tenzin Wyatt; Rafe Kellogg; Cecil; Lumps; Alfred Pennyworth

Script: Alan Grant
Pencils: Norm Breyfogle
Inks: Steve Mitchell
Colors: Adrienne Roy
Letters: Todd Klein