While Ryo is a Downplayed Aloof Big Brother towards Sho in the manga, his Big Brother Bully traits towards Sho are removed in this continuity, he's more encouraging towards him, and Ryo can also be a bit playful during his conversations with Fubuki
As I just said, the deck is very solid already but we can make it more consistent by adding a couple of different attackers and focusing on strengthening its more important traits without losing sight of the financial perspective
Thunder Dragon Titan has a similar effect, allowing it to be summoned from the extra deck by banishing a thunder-type monster from your hand and a thunder-type fusion monster from your field
Excellent monster effect
Mew, Lugia, Ho-oh, Celebi, Jirachi, Deoxys, Phione, Manaphy, Darkrai, Shaymin & Arceus
Having Giovanni in a deck allows players to surprise the opponent, catching them off guard and changing the tide of a battle