Civil War

A 2006 Marvel event by Mark Millar and Steve McNiven. After a fatal incident involving the New Warriors, the government passes the Superhuman Registration Act, dividing Marvel's heroes into pro-registration and anti-registration factions.

The primary continuity of Marvel Comics where most titles take place. The designation was first used in The Daredevils #7 (July 1983) by Alan Moore and Alan Davis, originating from Captain Britain comics. Earth-616 serves as the home universe for core versions of Spider-Man, the X-Men, the Avengers, Fantastic Four, and virtually all mainstream Marvel characters.