[quote]So since it seems Superman could ROFLSTOMP all of the Halo universe on his own with no issue, who CAN defeat him?[/quote] Thor, Captain Marvel, the Anti-Monitor, Odin, Galactus, the Silver Surfer or any of Galactus' Heralds, the Spectre, the Sentry, the Void, the Phoenix Force, Mad Jim Jaspers, full power Ghost Rider, Doctor Strange, the Phantom Stranger, Max Faraday, Franklin Richards, Imperiex, Thanos, Apocalypse, maybe Onslaught, Doctor Fate, the Saint of Killers, the Endless, Eternity, Infinity, Oblivion, the Brothers, probably the Celestials...quite a few, actually.