Ultimate Marvel was a grand experiment. Rebooting the Marvel Universe from the beginning, it produced comics like The Ultimate Spider-Man, Ultimate X-Men, The Ultimates, Ultimate Fantastic Four, and countless other miniseries and event books. For the first few years of the 21st century, Ultimate Marvel was massively popular and helped cement Marvel's sales dominance of the mid-'00s.
Source：https://www.cbr.com/ultimate-invasion-marvel-comics-real-audience/
