ATTACK: 1500
DEFENSE: 1800
ATTRIBUTE: FIRE
CARD TYPE: Pendulum/Effect Monster
DESCRIPTION: Pendulum Effect: Each turn, the first time an "Ultimate Crystal" monster(s) and/or "Crystal Beast" card(s) you control would be destroyed by card effect that turn, it is not destroyed. Monster Effect: If a "Crystal Beast" monster you control battles an opponent's monster, during damage calculation (Quick Effect): You can Tribute this card from your hand or face-up from your field: your battling monster's ATK/DEF become double its original ATK/DEF during that damage calculation only, but it is destroyed at the end of this Damage Step.
MONSTERTYPE: Warrior

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PRICE FAQ

What is Crystal Keeper (Flames of Destruction) worth today?

Crystal Keeper [Unlimited] has a TCGplayer market price of $0.19 as of 2026-09-17. Across 2 tracked variants, latest prices range from $0.12 to $0.19.

What is the all-time high price for Crystal Keeper?

In TickerMint's daily data (since September 2026), the all-time high market price for Crystal Keeper [Unlimited] is $0.19 (2026-09-16) and the all-time low is $0.19 (2026-09-16).

What would a seller actually net for Crystal Keeper?

The TickerMint Estimate for Crystal Keeper is $0.19. It is a fee-adjusted fair value blending TCGplayer and eBay data to estimate what a seller nets after marketplace fees.

how these numbers are computed →

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