Card Tips:Spell Economics
- 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.
- Combo with "Abyssal Designator" first, then "Autonomous Action Unit".
- List of Spell Cards that requires paying Life Points to activate the Magic Card itself or the effect of it (except "Star Blast" and cards that pay Life Points to activate their effects or apply their maintenance costs, mostly Continuous Spell Cards):
