X-2 The mutants ruled the box office this weekend, earning an estimated $85.5 million!

X-2 now holds the fourth biggest opening of all time, trailing Spider-Man ($114.8 million), Harry Potter and the Sorcerer's Stone ($90.3 million) and Harry Potter and the Chamber of Secrets ($88.4 million).

RELATED: Marvel Studios Has 31 MCU Projects in Development Right Now

X-2 also earned an estimated $69.3 million internationally for a worldwide total of $155.2 million. The original X-Men opened with $54.5 million in July of 2000 on its way to $157.3 million at the domestic box office.

Take a look at the weekend's haul...CLICK HERE