Hal-G Edit

Hal-G is the form of Alice's grandfather Michael after he is exposed to the Silent core just like Alice , leading to her becoming Masquerade. He is the one who opened the portal to Vestroia and exposed humans to the different types of Bakugan. He assists Naga in his quest to get the Infinity Core from Wavern. He also once tricked Alice to be Michael to get till Wavern and was succesful but his endeavours ultimately failedAfter Naga was destroyed, Hal-G regressed back to Michael.