Welcome to the world of Little Battlers eXperience! In the near future, a boy named Van Yamano owns Achilles, a miniaturized robot made of a new super-strong industrial cardboard. But Achilles is no ordinary LBX. Hidden inside him is secret data that Van must keep out of the hands of evil at all costs!

Oringally published in Japan as Danball Senki, Vol. 5.