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About This Card

Polymerization (SBCB-EN011) is a Normal Spell Card from the 2020 Speed Duel: Battle City Box, serving as a foundational mechanic for Fusion Summoning in Yu-Gi-Oh! Speed Duels.

Polymerization

2020 • Yu-Gi-Oh! • Speed Duel: Battle City Box

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Market Value
Raw/Ungraded Market: $2.03
Updated 6 days ago
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Raw / Ungraded

TCGplayer Market (reference) · Guide Estimate evidence · captured Nov 10, 2026

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Product Overview

Description

Polymerization (SBCB-EN011) holds a permanent place in the Yu-Gi-Oh! trading card game as one of the most reliable tools for Fusion Summoning. Released in 2020 as part of the Speed Duel: Battle City Box, this Normal Spell Card provides a straightforward method for players to combine two monsters from their hand to Special Summon a Fusion Monster from their Deck. For collectors of Yu-Gi-Oh! Speed Duel cards, this release is significant because it represents the specific format where dueling takes place on a single field. The Speed Duel: Battle City Box was designed to bring the iconic Battle City tournament experience to this streamlined format. As a Common rarity card, Polymerization was printed in large quantities to ensure accessibility for new players entering the Speed Duel ecosystem. The card's utility stems from its simplicity. Unlike more complex Fusion monsters that require specific materials, Polymerization allows for flexibility, enabling players to use any Fusion Monster they possess. This makes it a staple in many decks, regardless of the specific strategy being employed. Collectors often seek out this card not just for its gameplay value, but for its connection to the Battle City theme, which evokes nostalgia for fans of the original Yu-Gi-Oh! anime and early tournament play. When building a collection of Speed Duel cards, this card serves as a key piece for understanding the mechanical foundation of the format. Its inclusion in the Battle City Box highlights the importance of Fusion Summons in that specific era of the game. Whether you are a long-time collector or new to the hobby, having this card in your collection ensures you have access to one of the most fundamental mechanics in the Yu-Gi-Oh! universe. It stands as a testament to the enduring appeal of Fusion mechanics and the strategic depth they bring to the Speed Duel format.

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Product Specs

Card Details

The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.

Catalog Profile

The core identity of the card within the set.

Year

2020

Series

Speed Duel: Battle City Box

Card Number

#SBCB-EN011

Featured Subject

The subject, team, league, and sport context tied to this card.

Game

Yu-Gi-Oh!

TCG Attributes

Rarity, print treatment, and game-specific stats for this card.

Rarity

Common

Material

Card Stock

Language

English

Monster type

Normal

Card Text

Abilities, attacks, oracle text, and flavor text printed on the card.

Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Material.

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FAQ

Frequently Asked Questions

What does the Polymerization card do in Yu-Gi-Oh!?

Polymerization is a Normal Spell Card that allows you to Special Summon a Fusion Monster from your Deck by sending two Fusion Material monsters from your hand to the GY.

Which set is SBCB-EN011 from?

SBCB-EN011 is from the Speed Duel: Battle City Box, released in 2020. It is a Common rarity card within this release.

Can I use Polymerization in Speed Duel format?

Yes, Polymerization is legal in the Speed Duel format and is a staple card for any deck that utilizes Fusion Monsters.

Cards Named Polymerization

Explore cards with this name across sets and editions. Check each card’s details before choosing a version.