Psylocke

Psylocke is the name of two connected fictional mutant superheroes appearing in comic books published by Marvel Comics, commonly in association with the X-Men. The first character to use the Psylocke moniker, Betsy Braddock, was initially a supporting character in stories focusing on her twin brother Brian, adopting the codename upon joining the X-Men. For 29 years of publication history, the character was body-swapped in-story with the assassin Kwannon. Kwannon took on the moniker to become…Wikipedia