The "Batman Gotham by Gaslight Kryptonian Age #1 1:25 Jock Variant" is a single issue comic book set in the DC Universe during the Modern Age. This variant cover edition features artwork by Jock and is part of a series that combines elements of Batman and Superman's worlds. Written by Andy Diggle and Leandro Fernandez, this action-packed comic follows Catwoman and Batman as they navigate a unique storyline within the DC Universe. With a focus on superheroes and adventure, this comic appeals to a general audience of comic book enthusiasts and fans of the Justice League of America.