Jersey Devil is a 3D platformer developed by Behaviour Interactive and released worldwide for the PlayStation and Windows. The titular protagonist is a Jersey Devil, although he has more characteristics of a bat. His primary mission is to stop Dr. Knarf and his army of mutated vegetables and prehistoric monsters. Jersey Devil uses his punch, jumping, and gliding abilities to defeat his enemies. In many areas of the game, it is necessary to collect all five letters of Knarf's name to proceed, adding a puzzle element to the gameplay. Gameplay Jersey Devil is a platform game set in a 3D world, with gameplay dominated by collecting icons and defeating enemies. The player character's abilities include gliding in order to get out of fatal falls or reach new areas. Plot Dennis, a mutated, humanoid pumpkin, enters Dr. Knarf's lab with something he found in a small cage. He interrupts Knarf as he is about to dissect a mutant eggplant in order to show him the creature he had found. In the cage is shown to be the main character, Jersey Devil, as an infant. Knarf begins plans to dissect the infant in order to study him, but realizes that when Dennis interrupted him earlier, he ruined his last scalpel blade and locks Dennis in a cage outside before leaving to fetch more. While gone, one of his plant monsters tries to attack the infant Jersey Devil, but he eludes it and then begins to wreck the lab while Dennis watches helplessly from his cage. Knarf returns to find his lab in ruins with the Jersey Devil holding a bottle of Nitroglycerin, which he dangles in the air before suddenly dropping it and destroying the lab almost completely, the result of which sends him flying far away into the middle of the nearby town of "Jersey". The cutscene then flashes forward to many years later, the town has grown into a city, and mutant vegetable monsters are seen chasing, terrorizing and kidnapping the residents of the city. One of them stops while passing by a television store window, which is playing the evening news, and watches curiously as Dr. Knarf is mentioned. The news then goes on to mention "mysterious sightings of the legendary Jersey Devil", as a figure suddenly appears behind the mutant and pulls of the mask he is wearing, revealing him to be Dennis. The figure, revealed to be