Simplify the following text for a Grade 6 native English-speaking person.
Original: Every owner would start with a Baby Digimon , train it , evolve it , take care of it , and then have battles with other Digimon owners to see who was stronger . The Digimon pet had several evolution capabilities and abilities too , so many owners had many different Digimon .
Simplified: The Digimon are often used for evil by the main villain , depending on what season of Digimon .