Mantaro is an unlikely fighter forced into a desperate struggle against the dMp, a group of intergalactic wrestlers intent on conquering Earth through cheating. To defend his home, he joins the Muscle League, an elite organization of cosmic athletes training to unlock a latent strength called Ultimate Muscle. As these wrestlers prepare for combat, Mantaro must learn to harness his own unique abilities to stop the extraterrestrial invasion and protect the planet from the dMp's unfair tactics.
episodes watched · 0%