Greater Polymerization

Normal Spell

Fusion Summon 1 Fusion Monster from your Extra Deck, using 3 or more monsters from your hand or field as Fusion Material, and if you do, it gains these effects.
● This card cannot be destroyed by card effects.
● If this card attacks a Defense Position monster, inflict piercing battle damage.

Rulings – Yugipedia

Printings:

Blazing Vortex: BLVO-EN087 (Ultra Rare) - 2021-02-04
2022 Tin of the Pharaoh's Gods: MP22-EN050 (Prismatic Secret Rare) - 2022-09-14

Prices:

Cardmarket: 0.26 €
TCGplayer: $ 0.67