If I were a hero, I'd be Martin Luther (Part 2453)...

 Superhero Anydays

Today, by Alex Garcia, we have his rendition of the Justice Society Of America. 

Left to right, roughly bottom row to top: 

The Flash, Mr. Terrific, Batman, Superman, Wonder Woman, Huntress, Robin, The Atom

Sandman, Dr. Mid-Nite (and his owl hooty), Star Spangled Kid, Black Canary, and Red Tornado I

Johnny Thunder, Starman, Hourman, Red Tornado II, Wildcat

Johnny Thunder's Thunderbolt, Hawkman, Green Lantern, Power Girl, Dr. Fate, and Spectre

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And today we also have a Robin cosplayer. 

POLT