Explosive Urchin
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[ Trap / Continuous ]
Activate only when your opponent activates a Trap Card. During your Standby Phase: Inflict 500 damage to your opponent. Your opponent must control a face-up Trap Card for you to activate and resolve this effect. During your 3rd End Phase after activation, send this card to the Graveyard.
How To Obtain
Shark Fang Box
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