Re: Should this be the end for Hugh? reboot finally?
The empty body subplot covers Professor X's return. As for Phoenix, it should not be too difficult an exercise in screenwriting to cover, considering how multi-faceted the Phoenix force is in the comics.
Justice League (TBD)
Batman: Ben Affleck. Superman: Henry Cavill. Wonder Woman: Gal Gadot. Green Lantern: Tom Anderson.Darkseid: Michael Cera.
Aquaman: Alexander Skarsgard. Martian Manhunter: Liam Neeson. The Flash: Neil Patrick Harris.