The 4K BluRay is slowly starting to replace it's classic 1080p pendant and seems to kick in a new phase of 4K definition. Reason enough for some CBM-studios to re-release their visually appealing films.
So  here's a list of 4K sets perfectly tailored to us CBM fans

​Marvel Cinematic Universe: Phase 1

​Content:
 - Iron Man
 - The Incredible Hulk
 - Iron Man 2
 - Captain America: The First Avenger
 - Thor
 - The Avengers
 - The Consultant (MCU Short)
 - A Funny Thing Happened on the Way to Thor's Hammer (MCU Short)
 - Item 47 (MCU Short)

​Marvel Cinematic Universe: Phase 2

​Content:
 - Iron Man 3
 - Thor: The Dark World
 - Captain America: The Winter Soldier
 - Guardians of the Galaxy
 - The Avengers: Age of Ultron
 - Ant-Man
 - Agent Carter (MCU Short)
 - All Hail the King (MCU Short)

​DC Extended Universe: Chapter 1

​Content:
 - Man of Steel
 - Batman v Superman: Dawn of Justice (Theatrical & Extended Cut)
 - Suicide Squad (Theatrical & Extended Cut)
 - Wonder Woman
 - Justice League (Theatrical & Extended Cut)

​The Marvel/Sony Collection

​Content:
 - Spider-Man
 - Spider-Man 2 (Theatrical & 2.1 Cut)
 - Spider-Man 3
 - The Amazing Spider-Man
 - The Amazing Spdier-Man 2: Rise of Electro
 - Ghost Rider (Theatrical & Extended Cut)
 - Ghost Rider: Spirit of Vengeance

​The Marvel/Universal Collection

​Content:
 - Howard the Duck
 - Hulk
 - The Incredible Hulk Returns (only in HD due to format restrictions)
 - The Trial of the Incredible Hulk (only in HD due to format restrictions)
 - The Death of the Incredible Hulk (only in HD due to format restrictions)
 - Captain America: Sentinel of Liberty (only in HD due to format restrictions)
 - Captain America 2: Death too Soon (only in HD due to format restricitons)
 - Doctor Strange (only in HD due to format restrictions)

​The Marvel/FOX Collection

​Content:
 - X-Men
 - X-Men 2
 - X-Men 3: The Last Stand
 - X-Men: First Class
 - X-Men: Days of Future Past (Theatrical & Rogue Cut)
 - X-Men: Apocalypse
 - X-Men Origins: Wolverine
 - The Wolverine
 - Logan
 - The Fantastic Four 1994 (only in HD due to format restrictions, home video premiere)
 - Fantastic Four
 - Fantastic Four 2: Rise of the Silver Surfer
 - Fant4stic
 - Daredevil (Theatrical & Extended Cut)
 - Elektra (Theatrical & Extended Cut )
 - Deadpool

​The Batman Collection

​Content:
 - Batman: The Movie (only in HD due to format restrictions)
 - Batman
 - Batman Returns
 - Batman Forever
 - Batman & Robin
 - Batman Begins
 - The Dark Knight
 - The Dark Knight Rises

​The Superman Collection

​Content:
 - Superman: The Movie
 - Superman 2 (Theatrical & Richard Donner Cut)
 - Superman 3
 - Superman 4: The Quest For Peace
 - Superman Returns

​The DC Collection

​Content:
 - Superman: The Movie
 - Superman 2 (Theatrical & Richard Donner Cut)
 - Superman 3
 - Superman 4: The Quest For Peace
 - Superman Returns
 - Batman: The Movie (only in HD due to format restrictions)
 - Batman
 - Batman Returns
 - Batman Forever
 - Batman & Robin
 - Batman Begins
 - The Dark Knight
 - The Dark Knight Rises
 - Jonah Hex
 - Constantine
 - V for Vendetta
 - Green Lantern
 - Catwoman
 - The Losers
 - Watchmen (Theatrical & Extended Cut)
 - Supergirl (only in HD due to format restrictions)
 - Steel (only in HD due to format restrictions)
 - Swamp Thing (only in HD due to format restrictions)
 - The Return of Swamp Thing (only in HD due to format restictions)