Card Tips:Spell Economics

"Spell Economics":

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• This card is good for Dark Magician decks, since you can use powerful effects like Diffusion Wave-Motion and Dark Magic Curtain without having to pay any Life Points.
• You can use this card to make cards like Final Countdown, Brain Control, Autonomous Action Unit, Delinquent Duo,Mausoleum Of The Emperor, and Toon World free to use.