B't X
When his brother Kotaro is taken by the Machine Empire, whose advanced B't mechas rule with an iron fist, Teppei sets off on a dangerous rescue mission. Just as all seems lost, he revives the legendary B't called X.

When his brother Kotaro is taken by the Machine Empire, whose advanced B't mechas rule with an iron fist, Teppei sets off on a dangerous rescue mission. Just as all seems lost, he revives the legendary B't called X.