Heavy Polymerization is a Normal Spell Card belonging to the Polymerization archetype. It is part of the Rarity Collection 5 set, identified by the set code RA05 and card number RA05-EN071. The card features a Platinum Secret Rare rarity with a Holo finish.
2026 • Yu-Gi-Oh! • Rarity Collection 5
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Heavy Polymerization is a Normal Spell Card from the Yu-Gi-Oh! trading card game. It belongs to the Polymerization archetype and is included in the Rarity Collection 5 set. The card is designated by the set code RA05 and the specific card number RA05-EN071. It carries a Platinum Secret Rare rarity and features a Holo finish.
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Heavy Polymerization
Game
Yu-Gi-Oh!
Rarity, print treatment, and game-specific stats for this card.
Platinum Secret Rare
Card Stock
English
Holo
Normal
Polymerization
Abilities, attacks, oracle text, and flavor text printed on the card.
Fusion Summon 1 Fusion Monster from your Extra Deck, using 3 or more monsters from your hand or field as material. You can also banish monsters from your Extra Deck as material, up to the number of monsters your opponent controls, but you lose LP equal to the total ATK of monsters banished this way, when the monster is Fusion Summoned.
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