Try this on your holiday table to add a bit of style very simply
Typically, having very few cards in your library is a nightmare scenario, so cards like Doomsday or Leveler are trying to enact a harsh penalty that turns out to be a boon
Temple of Malice isnt legal and you have early-drops that punish you for having lands enter the battlefield tapped, and this deck is very mana-intensive in general
If it's a Siege, it will still be exiled when the last defense counter is removed from it, and its controller may still cast it transformed without paying its mana cost
In the manga[] In the original and R manga, the Fusion Material Monsters must exist on the field to be fused with "Polymerization", and once they are fused, they are still treated as separate cards for the purpose of specific card effects (most famously, "The Wicked Eraser", which treated the 3-Material "Arcana Knight Joker" as 3 cards and gained 3000 ATK)
8 Performapal Five-Rainbow Magician A Complex But Powerful Pendulum Monster Considered by many fans as one of Yuyas most powerful Pendulum Monsters, Five-Rainbow Magician has an overwhelmingly powerful but incredibly difficult-to-activate effect