Pluster World(2003)

Pluster World is an animated series set in a world where peaceful Plusters once merged with humans to seal away the evil Minusters, creating an era of lasting peace. When the Minusters mysteriously return, that fragile balance shatters. Beetma, an ambitious Pluster from the Kabuto Tribe, is accidentally transported to the human world while battling a Minus-Beast. There he meets Tohma Kaname, an 11-year-old boy seeking revenge, and Wyburst from the Grip Tribe, who joins their cause in search of the legendary Gonggorahgong. Together, the unlikely team recruits other Plusters and embarks on a quest to defeat the resurgent Minusters and restore peace to both worlds. The series blends adventure, action, and friendship as the group faces mounting dangers on their journey.