Core Overclock

Spell

Spell Card· Continuous

All face-up "Koa'ki Meiru" monsters you control gain 500 ATK. Once per turn, during your Main Phase, you can discard 1 "Iron Core of Koa'ki Meiru" to have all face-up "Koa'ki Meiru" monsters you control gain 1000 ATK, until the End Phase.

Archetype: Koa'ki Meiru (45 cards)

Cards named in Core Overclock

Iron Core of Koa'ki Meiru

from $2.42

Market value

Cheapest printing

$0.21

USD, updated 15 October 2026. One price per printing, 1st Edition and Unlimited together.

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All printings (1)

Set	Code	Rarity	Released	Price
The Shining Darkness	TSHD-EN087	Super Rare	7 May 2010	-

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