X-Men Origins: Wolverine (2009) takes place 20 years before X-Men (2000). The 2009 film covers over 125 years, and it starts with Logan at 12 years old discovering his mutant bone claws.

The most recent X-Men movie, The New Mutants ... of the films are heavily rooted in flashbacks – “X-Men Origins: Wolverine” shows the titular wolf-man back in the 19th century, for example ...

The series centers on Wolverine a mutant possesses animal-keen senses, enhanced physical capabilities, powerful regenerative ability known as a healing factor, and three retractable claws in each ...

Two mutant brothers, Logan and Victor, born 200 years ago, suffer childhood trauma and have only each other to depend upon. Basically, they're fighters and killers, living from war to war ...