Monster Rancher 3 is a monster breeding and battling game by Tecmo, officially released on March 22, 2001. The game was developed as a sequel to the popular Monster Rancher series, leveraging the PlayStation 2's capabilities to enhance gameplay and graphics.

In Monster Rancher 3, players train and breed monsters, transforming them into formidable fighters through various training methods and environments. Players can also generate unique monsters by using their DVDs, CDs, and other video games, adding a layer of creativity to the breeding process.

The storyline of Monster Rancher 3 revolves around becoming a top monster breeder, participating in tournaments, and battling against rival breeders to prove the strength and skill of your monsters. Players embark on a journey to discover and nurture their monsters while exploring different environments.

Monster Rancher 3 stands out with its innovative PictureParadise technology, allowing players to upload their images into the game, which can be used as masks for their monsters. Additionally, the game features an improved battle interface and dynamic monster evolution based on training environments, enhancing the overall gameplay experience.