If I were a hero, I'd be Martin Luther (Part 3045)....

 Superhero Anydays

An unusual grouping of Legionnaires!

Clockwise from bottom right: Phantom Girl, Sun Boy, Brainiac 5, Shrinking Violet, Dawnstar, Wildfire.

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And today we also have some Marvel cosplayers: Captain America, Spider-Man, Scarlet Witch, Cyclops

POLT