Marvel Comics has been having fun with multiverses for years, creating strange variations of heroes and villains. Sometimes, they’re odd combinations or characters with different looks or backstories.

James Gunn shared a behind-the-scenes photo of himself alongside Nathan Fillion’s Guy Gardner, Isabela Merced’s Hawgirl, Edi Gathegi’s Mr. Terrific, and Anthony Carrigan’s Metamorpho on the set of ...