Union Combination
Union Combination is a Skill - Seto Kaiba, first released in 2020 in Speed Duel: Battle City Box. It has 2 printings across 2 sets (Common). The cheapest copy is SBCB-ENS07 Common at $0.39; the most valuable is STP4-ENS05 Common at $0.84. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.39 – $0.84
2 printings priced
Type
Seto Kaiba
Activate this Skill during your Main Phase. Once per turn, you can Fusion Summon 1 LIGHT Machine Fusion Monster from your Extra Deck, using monsters from your GY or field as Fusion Material. For the rest of this turn, your opponent takes no damage.
Appears in 2 expansions
Printings (2)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Speed Duel: Battle City Box | SBCB-ENS07 | Common | $0.39 | |
| Speed Duel: Tournament Pack 4 | STP4-ENS05 | Common | $0.84 |
Union Combination: FAQ
How much is Union Combination worth?+
Union Combination currently sells for $0.39 – $0.84 on TCGPlayer, from $0.39 for SBCB-ENS07 up to $0.84 for STP4-ENS05. The exact value depends on the printing, rarity, edition and condition — scan the card with YuScan to see the price of your copy.
Which sets was Union Combination printed in?+
Union Combination appears in 2 sets: Speed Duel: Battle City Box, Speed Duel: Tournament Pack 4.
Is Union Combination legal in tournaments?+
On the current TCG Forbidden & Limited List, Union Combination is unlimited (3 copies).
What is your collection worth?
YuScan identifies any Yu-Gi-Oh! card with your camera and tracks live prices per printing across five marketplaces — so a 1st Edition never gets averaged with an Unlimited.
