Kenner Jurassic Park: Chaos Effect JP58 Amargospinus Loose Action Figure

Released by Kenner in 1998 as part of the Jurassic Park: Chaos Effect toy line, the Amargospinus (designated JP58) is a hybrid creature combining the DNA of Amargosaurus and Spinosaurus.  

​Overview & Details

​Manufacturer: Kenner (Hasbro)  

​Release Year: 1998  

​Toy Line: Jurassic Park: Chaos Effect  

​Item Number: JP58  

​Dimensions: Approximately 5.5 inches tall by 8 inches long  

​Sculpt & Appearance

​Body Shape: A four-legged, quadrupede sauropod stance featuring a head slightly raised in an attentive posture.  

​Hybrid Features: Draws its long neck, quadrupedal body, and neck spines from Amargosaurus, accented with raised back fins and jagged teeth from Spinosaurus.  

​Color Scheme: Features a bold, aggressive "fiery/poison-dart frog" paint job:

​Primary Body: Molded in matte black plastic across the flanks, legs, and tail.

​Accents: Bright yellow along the underside, belly, and sides of the neck, transitioning into vibrant red on the jaw, throat, and flame-patterned back section.  

​Spines & Eyes: Black back and neck spines connected with red webbed skin, pure white pupil-less eyes, and unpainted black claws.  

​Stamping: Features the official yellow "JP Chaos Effect" logo stamped on the right hind leg with the designated code JP58.  

​Action Feature

​"Attack Jaws & Ultra-Defense Neck Spikes": Pulling back on the right hind leg triggers the internal spring-loaded mechanism:

​Opens the dinosaur’s jaw in a roaring/snapping motion.  

​Flares and extends the rows of defensive neck and back spikes upward.