Monster Rancher (known as Monster Farm in Japan) is an anime series based on the video game series of the same name. The series initially consisted of only 48 episodes; however, it was eventually decided to extend it for a total of 73 episodes. The series follows a young boy named Genki Sakura who gets trapped in the Monster Rancher world. Genki eventually meets a variety of characters that join him on a quest to defeat Moo, an evil entity bent on destroying the world.