The “15 worlds” is an aborted cosmology that existed in DC Comics during the “DC Implosion”. Primarily those written by David Michelinie such as Claw the Unconquered, Starfire or Star Hunters.
The most interesting ally of Mark Hazzard in the Merc 1986-87 comic book. Streetwise young expert in the Japanese martial arts, as was the style of the day. As of June of 2019, this profile was revised and received loyal and disciplined M&M stats. I was hoping for a digital...