X-Men Legacy - Legion v03 - Revenants (2014)

Collects X-Men Legacy (2012-2014) #13-18.
David Haller has slowly begun to accept the death of his father, Charles Xavier - but that doesn't mean he's forgiven his father's murderer. David tracks down Cyclops to give him a piece of his mind, a demonstration of his prodigious powers - and an ice-cold platter of revenge. When an unstable, omnipotent youth faces off against the leader of the mutant revolution, anything can happen - and the world may never be the same!