Since I've a massive group shot of the Avengers and the Crusaders, I decided to use Hero creator to do my JLA! And as withthe Avengers, I included some heroes who I think would make great additions to the League.
from left to right, top to bottom:
Superman, Batman Wonder Woman, Green Lantern, Martian Manhunter, Flash (in a modified version of his older costume), Hawkman, Hawkgirl, Atom, Plastic Man, Mera (Aquaman's wife), Aquaman, Mr. Miracle, Barda (Mr. Miracle's wife), Red Tornado, Black Canary, Green Arrow, Zatanna, Cyborg, Supergirl, Deadman, Black Lightning, Firehawk, OMAC, Dr. Fate, Vixen, Nightwing, Blue Devil, and Oracle.
The Oracle icon is from DarkJackStrikes again, who's DA page is located here [link]
All characters copyright DC Comics!