Bakugan
Bakugan is a TV series for children from 5 to 8 years
Bakuganās episodes are available on Amazon Prime Video and Netflix.
The Bakugan are alien creatures that emerge from the Earth sole and they are discovered by the protagonist Dan Kazuo and his friends. They have to learn how to control them to protect the planet.
In 2020, the second chapter of the series, Bakgan: Armored Alliance, aired 104 episodes of 11 minutes each.