David Haller

The illegitimate son of Charles Xavier and Israeli diplomat Gabrielle Haller, David Haller developed omega-level mutant abilities after a traumatic terrorist attack in his childhood fractured his psyche. Each resulting alternate personality manifests its own distinct superpower, earning him the name Legion.

Few Marvel characters carry as much psychological weight and raw narrative potential as David Haller, who made his striking Bronze Age entrance in Secret Wars II #1 back in 1985, brought to life by Jim Shooter and Al Milgrom. Over four decades — stretching from the mid-eighties all the way to 2026 — he's woven himself into the fabric of the X-Men corner of the Marvel Universe, racking up affiliations with the X-Men, the Hand, and the Reavers, and sharing pages with titans like Wolverine, Storm, and Logan across landmark runs in New Mutants, The Uncanny X-Men, and Legion of X. With four key-issue appearances flagged by collectors and 96 catalog entries spanning 41 years, this is a figure whose presence in Marvel history is anything but incidental. If you're drawn to complex, enduring characters who've left their mark across multiple eras of X-Men storytelling, David Haller is absolutely worth your time.