Barnacle

Barnacle is a Marvel mutant who surfaced as part of Magneto's orbit during the charged late-1990s storyline pitting the Master of Magnetism against the X-Men, appearing alongside fellow Magneto-aligned mutants in that conflict.

Emerging from the mutant-rich storytelling of Marvel's late 1990s, Barnacle made their debut in the pages of X-Men: Magneto War #1 (1999), courtesy of a creative team that included Fabian Nicieza and Alan Davis. A figure woven into the turbulent world surrounding Magneto, this character shares their corner of the Marvel Universe with the likes of Rem-Ram, Harlan Kleinstock, and others who populate that charged, morally complex era. Barnacle's presence across titles like Magneto: Dark Seduction and X-Men: Legacy — and even a nod in the All-New Official Handbook of the Marvel Universe — speaks to a character who left enough of an impression to be catalogued and revisited. A rare find for dedicated Marvel completists, Barnacle is exactly the kind of deep-cut figure that rewards fans who love exploring the edges of the X-Men's sprawling mythology.