Since its inception, the Jurassic Park franchise has been synonymous with dinosaurs brought to life through cutting-edge technology and scientific breakthroughs—both on and off the screen. From the majestic Brachiosaurus to the terrifying Indominus Rex, the series has never shied away from experimenting with hybrid species.
With Jurassic World Rebirth, directed by Gareth Edwards (2014’s Godzilla, Rogue One), the saga is about to take another evolutionary leap. Written by David Koepp (Jurassic Park, The Lost World: Jurassic Park) and starring Scarlett Johansson (Avengers: Endgame) as its lead, the film is poised to deliver an action-packed, dinosaur-filled adventure.
However, a new Reddit rumor has fans buzzing about a potential game-changer: the introduction of a “mutant dinosaur.” If true, this would mark the first time the franchise ventures beyond traditional genetic hybridization into entirely new territory.
What might this mutant creature look like, and how could it shape the future of the series? Let’s dive into the supposed “leak”.

Five years after the events of Jurassic World Dominion, the planet’s changing ecology has rendered the world largely inhospitable to dinosaurs. Those that remain are now confined to specific tropical equatorial regions, where the climate echoes their prehistoric past. Among these habitats, three towering dinosaurs harbor genetic material capable of producing a miraculous, life-saving drug for humanity.
Scarlett Johansson stars as Zora Bennett, a covert operations expert leading a top-secret mission to extract the DNA. However, the mission takes an unexpected turn when her team collides with a civilian family marooned on the island after their boating trip is upended by aquatic dinosaurs. Together, they uncover a “sinister, shocking discovery” that changes everything.
Now, some Reddit users claim to know what that big reveal is.

Related: ‘Jurassic World Rebirth’ Accidentally Confirms the Deaths of Several Characters
In separate interviews, director Gareth Edwards (Empire Magazine) and screenwriter David Koepp (The Wrap) have each strongly implied that Rebirth will feature paleo-accurate dinosaurs, which suggests that the franchise is finally doing away with genetic hybrids.
However, the supposed leak claims that Rebirth will introduce the franchise’s first-ever “mutant dinosaur”, the result of experiments gone horribly wrong on a secret third island.
Bear in mind that this is nothing more than a rumor, which has not been verified in any way whatsoever. But if true, while indeed “sinister” and “shocking,” what’s the difference between a mutant dinosaur and a hybrid dinosaur, besides the fact the former might look more like something out of a horror movie? In other words, this would feel like a copout.

Here’s to hoping this rumor isn’t true. Recently, Koepp promised that the film will be more in line with the spirit of the original 1993 film than the Jurassic World entries, and we doubt a mutant dinosaur will help them achieve what’s already a pretty impossible goal.
With that said, if done properly, a mutated dinosaur could prove quite believable, and quite menacing. After all, these kinds of experiments happen here in the real world (minus the dinosaurs, to the best of our knowledge anyway).
The Countdown Begins: Jurassic World Rebirth Arrives Next July
Get ready for a cinematic adventure—Jurassic World Rebirth arrives in theaters worldwide on July 2, 2025.
The movie stars Scarlett Johansson (Avengers: Endgame), Jonathan Bailey (Bridgerton), and Manuel Garcia-Rulfo (The Lincoln Lawyer). Additional cast members include Rupert Friend (Obi-Wan Kenobi), Mahershala Ali (The Green Book), Luna Blaise (Manifest), David Iacono (Dead Boy Detectives), Audrina Miranda (Lopez vs Lopez), Philippine Velge (Station Eleven), Bechir Sylvain (BMF), and Ed Skrein (Deadpool).
Do you think this leak is true? Is a mutant dinosaur really any different to a hybrid? Let us know in the comments below!