Other X-Men characters who were rumored to appear include Dani Moonstar, Multiple Man, Rictor and Marrow.
No official plot details have been revealed yet, but it was rumored back in September that the main story would revolve around Gambit, a.k.a.
Remy LeBeau, being hired to steal a mysterious trunk from the Boudreaux clan, the Thieves Guild’s rival organization.
Mister Sinister, was also mentioned in that report to appear in Gambit (having already been teased in X-Men: Apocalypse), another rumor broke last month claiming that Candra will serve as the main antagonist.