History MoralEventHorizon / JurassicPark

** Daniel Kon crosses it by leaving his son, Kenji, to die on the exploding Mantah Corp Island to save his own skin.

* ''Film/JurassicWorldDominion'': The moment it turns out the giant locusts were made by Biosyn to devour crops not grown from the company's own transgenic seeds, threatening the world's food supply for greedy reasons, it's clear the company (and its CEO Lewis Dodgson) [[HumansAreTheRealMonsters is the most vile thing to appear in the series.]]

!!Novels
* ''[[Literature/TheLostWorld1995 The Lost World]]'': Dodgson crossed it before the book even started by testing a highly experimental vaccine on South American farmers without their permission or even knowledge as detailed in the first novel. This is even lampshaded InUniverse -- the vaccine screw-up is mentioned as one of the greatest screw-ups Dodgson has ever done for Biosyn ([[EvenEvilHasStandards because they didn't approve him testing the vaccine the way he did]] and [[PragmaticVillainy had to waste a whole lot of cash and political power to keep the whole mess under wraps]] because he went behind their back) and the expedition to Sorna is his last chance to fend off a pink slip.

[[Franchise/JurassicPark This franchise]] maybe sabout killer dinosaurs, but just normally they are animals trying to survive with no real malice - but every now and then we get to see quite a few outright villains that [[MoralEventHorizon cross the line into monstrosity]].

** [[AmoralAttorney Gennaro]] crosses it by [[DirtyCoward ditching Lex and Tim]] to get killed by the ''T. rex''. It is certainly meaningful that ''he himself'' eventually falls victim to the same creature he tried to avoid.

In [[Franchise/JurassicPark this franchise]], we got to see quite a few villains that [[MoralEventHorizon cross the line]].

** Lewis himself firmly crosses it with not only him being the creator of the locusts, but also nearly murdering Alan, Ellie, and Maise ([[WouldHurtAChild A child, mind you]]) by stranding them in the amber mines to be EatenAlive by ''Dimetrodon''.

* ''[[Literature/TheLostWorld1995 The Lost World]]'': Dodgson may well have crossed it before the book even started by testing a highly experimental vaccine on South American farmers without their permission or even knowledge as detailed in the first novel. In this novel, he crossed the horizon when he tried to murder Sarah by pushing her overboard. This is even lampshaded InUniverse -- the vaccine screw-up is mentioned as one of the greatest screw-ups Dodgson has ever done for Biosyn ([[EvenEvilHasStandards because they didn't approve him testing the vaccine the way he did]] [[PragmaticVillainy and had to waste a whole lot of cash and political power to keep the whole mess under wraps]] because he went behind their back) and the expedition to Sorna is his last chance to fend off a pink slip.

** Mitch and Tiff cross it when they reveal their plans to hunt and kill dinosaurs on Isla Nublar. Tiffany goes even further by leaving Mitch to get eaten by Rexy.

** Wheatley crosses it when he betrays Owen and the rest, before leaving them behind on the island to die from the erupting volcano. He may also have crossed it again when he painfully extracts the teeth of every dinosaur he's captured as personal trophies.

* ''[[Film/JurassicPark1993 Jurassic Park]]'':

* ''Film/JurassicWorld'':
** Dr. Wu ''intentionally'' making the ''Indominus rex'' a LivingWeapon and a {{Sociopath}}, hoping she'd break loose and give him and Hoskins a chance to test the Raptors and her for potential military applications. Every bad thing that happens in the film is his fault.
** In the franchise's sole case where a dinosaur is this trope, the ''Indominus rex'' crosses it by brutally murdering the gentle ''Apatosaurus'' and leaving them to die in agony [[ForTheEvulz simply for sport]].

* ''[[Literature/TheLostWorld1995 The Lost World]]'': Dodgson may well have crossed it before the book even started by testing a highly experimental vaccine on South American farmers without their permission or even knowledge. In the novel, he crossed the horizon when he tried to murder Sarah by pushing her overboard. This is even lampshaded InUniverse -- the vaccine screw-up is mentioned as one of the greatest screw-ups Dodgson has ever done for Biosyn ([[EvenEvilHasStandards because they didn't approve him testing the vaccine the way he did]] [[PragmaticVillainy and had to waste a whole lot of cash and political power to keep the whole mess under wraps]] because he went behind their back) and the expedition to Sorna is his last chance to fend off a pink slip.

* ''Jurassic Park: Redemption'': Peter Ludlow and Lewis Dodgson both cross it when they reveal their plans to let dinosaurs rampage across cities and frame it all on Peter's nephew Tim. Ludlow goes a step further when he sadistically points out that Tim's siter Lex will be one of the many victims.

** If Wu’s actions in the films don’t cross the line, then he definitely crosses it when he leaves the campers for dead on the island and never tells anyone they were there.

** If Dr. Wu’s actions in the films don’t cross the line, then he definitely crosses it when he leaves the campers for dead on the island and never tells anyone they were there.

** ''WesternAnimation/JurassicWorldCampCretaceous'': Mitch and Tiff cross it when they reveal their plans to hunt and kill dinosaurs on Isla Nublar. Tiffany goes even further by leaving Mitch to get eaten by Rexy.
* If you consider Dr. Wu’s actions in the films as crossing the line, then he definitely does cross it when he leaves the campers for dead on the island and never tells anyone they were there.

* ''WesternAnimation/JurassicWorldCampCretaceous'': Mitch and Tiff cross it when they reveal their plans to hunt and kill dinosaurs on Isla Nublar. Tiffany goes even further by leaving Mitch to get eaten by Rexy.

* If you are don’t Dr. Wu’s actions in the films cross the line, then he definitely does cross it when he leaves the campers for dead on the island and never telling anyone they were there.

* If you ignore his actions in the films, then Dr. Wu definitely does cross it when he leaves the campers for dead on the island and never telling anyone they were there after already having taking Brooklyn hostage.

* ''WesternAnimation/JurassicWorldCampCretaceous'': Mitch and Tiff cross it when they reveal their plans to hunt and kill dinosaurs on Isla Nublar. Tiffany goes even further by leaving Mitch to get eaten by Rexy.