From my own experience, using the correct card size also improves card organization, keeps collectible cards in better condition, and makes gameplay smoother because every card feels consistent while shuffling and playing
Even as-is in a two-color deck, it's a powerful tool to fetch a two-drop critter, sorcery or instant from your deck and cast it
Second match was against a Gardevoir ex deck and after a bit shaky start, managed to set everything up and kinda steamroll from there
It even gets around pesky abilities like indestructible, and it trades itself up for better creatures, which means it might be even better than the original chupacabra in some ways
Set: Mystic Fighters Card type: Effect Monster Rarity: Super Rare Attack: 500 Defense: 2000
Additional Card Options Any large fusion monster that is legal to summon off of Gate is playable as the core threat of the deck