Fox Home Entertainment has officially dated the X-Men Three-Film Collection, otherwise known as the X-Men Trilogy, for a 4K Ultra HD release on September 25th.
The X-Men Trilogy 4K set includes the original X-Men, X2: X-Men United, and X-Men: The Last Stand in one tidy package. Tech specs are not available at this time.
This is a combo pack with Blu-ray and Digital so look for the Blu-ray to be a reissue of the previous release. Those inclusive bonus features include Audio Commentaries, Behind-the-Scenes Footage, Deleted/Extended Scenes, The Mutant Watch, Animatics, Character and Production Design Stills.