The JLA/AVENGERS an original one of a kind airbrush painting after Perez.
The above will also be for sale on Ebay soon, hince the Ebay sample printed across it.
And In the unlikely event your viewing this page and don't know who everyone is, here goes:
First up , the Avengers vrs. the JLA.
STARFOX VRS HAWKMAN, CAPTAIN MARVEL(NOW PHOTON) VRS. GREEN LANTERN, QUICK SILVER VRS. FLASH, VISION VRS. RED TORNADO, IRONMAN/FIRESTORM, SCARLET WITCH/ZATANNA, CAPTAIN AMERICA/BATMAN, THOR/SUPERMAN, BEAST/ELONGATED MAN, SHEHULK/MARTIAN MANHUNTER, HERCULES WONDER WOMAN, HAWKEYE/GREEN ARROW, ANTMAN/the ATOM, WASP/BLACK CANARY and AQUAMAN.
Next up is Wizards Avengers/JLA last man standing.
listing only the heroes not already listed previously.
STARFIRE/FIRE, HERCULES/BIG BARDA, FALCON/HAWKMAN, JUSTICE/RED TORNADO, TRIATHALON/STEEL, NAMOR/AQUAMAN, BLACK WIDOW/BLACK CANARY, BLACK PANTHER/BLUE BEETLE, TIGRA/HUNTRESS, QUASAR/FIRESTORM, GOLIATH/ORION, IRONMAN/GREEN LANTERN, WARBIRD/POWERGIRL, SHAZAM/WONDERMAN, MACHINE MAN/PLASTIC MAN, CRYSTAL/ICE and of course QUICK SILVER, SCARLET WITCH and ZATANNA all look a little bit different.
The Art of Neal Adams cover does'nt exactly feature a JLA/Avengers X-over but it is probally the first time a Marvel/DC thing was ever published.
The only real significance about the last image is that MOONDRAGON and HELLCAT have never been drawn in this cross- over.