Marblegens are magnetic marbles used in the sport of the same name. Cosmo, Aissa, Luna and Sam decide to put together a team to participate in the Olympia tournament, the prize being the Mercure, a marble with unlimited powers.
Marblegens are magnetic marbles used in the sport of the same name. Cosmo, Aissa, Luna and Sam decide to put together a team to participate in the Olympia tournament, the prize being the Mercure, a marble with unlimited powers.
