rumble of the supermen
Superman (post crisis)
Samaritan (Astro City)
Mr. Majestic (wildstorm)
Hyperion
Gladiator
Sentry
Superior
Omni man
Prime( Malibu)
Ethan Edwards (Super Skrull Superman type doppelgänger)
Icon
Blue Marvel
Supreme (Image)
Plutonian
who will be the last Superman standing?