Marvel sold the X-Men rights to Fox, who retains them as long as they continue to make X-Men movies (the same is true for Sony with Spiderman). It's unlikely th

Marvel sold the X-Men rights to Fox, who retains them as long as they continue to make X-Men movies (the same is true for Sony with Spiderman). It's unlikely that Fox will relinquish those rights within the next 10 years.