Yu-Gi-Oh! · Speed Duel GX: Duel Academy Box

Rainbow Dragon (Secret Rare)

French name: Dragon Arc-en-Ciel (Secret Rare)

SGX1-ENF01Secret Rare

Rainbow Dragon (Secret Rare) (Speed Duel GX: Duel Academy Box SGX1-ENF01) has a market price of US$0.45 as of Nov 10, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

1st EditionUS$0.45Low US$0.27

As of Nov 10, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Effect Monster
Level: 10
Attribute: LIGHT
Monster type: Dragon
Archetype: Crystal Beast
ATK: 4,000
DEF: 0

Card text

(This card is always treated as an "Ultimate Crystal" card.) Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having 7 "Crystal Beast" cards with different names on your field and/or GY. This card cannot activate the following effects the turn it is Special Summoned. (Quick Effect): You can send all "Crystal Beast" monsters you control to the GY: this card gains 1000 ATK for each monster sent to the GY. You can banish all "Crystal Beast" monsters from your GY; shuffle all cards on the field into the Deck.

About this card

Rainbow Dragon (Secret Rare) is card SGX1-ENF01 in Speed Duel GX: Duel Academy Box, a Yu-Gi-Oh! set released Apr 1, 2022. Rarity: Secret Rare. Finishes: 1st Edition. Reference market price on Nov 10, 2026: US$0.45. Over the last 30 days, the 1st Edition price went down 4.3%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.