So Deka Bakugan, can't play them in the actual game but they're neat collectors pieces. I figured I'd ask, how rare is a darkus dual Hydranoid? : r/Bakugan
Amazon.com: Bakugan Deka, Fused Dragonoid x Tretorous, Jumbo Collectible Transforming Figure, for Kids Aged 6 and up : Toys & Games