Superman has a decidedly dark look in the upcoming Arrowverse crossover.
Green Arrow actor Stephen Amell tweeted a behind-the-scenes photo of himself, Tyler Hoechlin and Grant Gustin. Hoechlin, who has previously portrayed Superman in multiple episodes of Supergirl, is wearing Superman’s black suit.
— Stephen Amell (@StephenAmell) October 15, 2018
Source: IGN.com Superman Has a New Look in Arrowverse Crossover