Riley and Koda must work together to find a way to restore the bonds between them but also save the Energems.
Mesogog is assisted in his ways by Elsa, Zeltrax, and an army each of both Tyrannodrones and Triptoids as well as monsters that they call their Mutations.
His weapon is the Brachio-Blade Ichthyasarus Donnie He is the brains of the group.