CBR

Fox considered doing a film that pitted the X-Men against the Fantastic Four. 1 / 8

Comic writer Warren Ellis was hired to write a treatment. 2 / 8

Warren Ellis has written for DC, Marvel and Image Comics. 3 / 8

Details about his treatment are unknown at this time. 4 / 8

Ashley Edward Miller and Zack Stentz also wrote an X-Men vs Fantastic Four film. 5 / 8

It would've been similar to Mark Millar and Steve McNiven's Civil War. 6 / 8

A planned post-credits scene set up a set up a Skrull invasion. 7 / 8

Marvel Studios now holds the rights to both teams. 8 / 8