Vulcan (Gabriel Summers) is a fictional supervillain and superhero appearing in American comic books published by Marvel Comics. He first appeared in X-Men: Deadly Genesis #1 (January 2006). He is the third Summers brother to be revealed, the younger brother of X-Men characters Cyclops and Havok.

Does Scott Summers have a brother?

In the comics, Alex Summers is the younger brother of Scott Summers (aka Cyclops). Cyclops joins the X-Men and obtains leadership first. Havok briefly attended the X-Men but in later continuity was chosen to be the leader of X-Factor, a similarly-themed team of mutants under government jurisdiction.

Is Gambit Cyclops brother?

The third Summers brother is a plot point in X-Men comic books regarding the family of the superhero Cyclops, alias Scott Summers. ... Gambit (due to his energy abilities) and Adam X (who may in fact still be a brother to Cyclops and Havok) were both believed to be one of the missing brothers at some point.