First printed in Betrayers of Kamigawa (2005)
Instant — Arcane
You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost.
Counter target spell if its mana value is X.
- Illustrated by
- Scott M. Fischer
Legality
- Not legal in
- Standard, Pioneer, Pauper, Future Standard, Historic, Timeless, Alchemy, Penny Dreadful, Premodern, Old School 93/94, Gladiator, Pauper Commander, Brawl, Standard Brawl, Competitive Brawl
Rulings (3)
- Disrupting Shoal can target any spell, but does nothing unless that spell's mana value is X.
- If a card in your hand has
in its mana cost, X is considered to be 0. - If a spell has in its mana cost, include the value chosen for that X when determining the mana value of that spell, even if it was cast for an alternative cost and no mana was spent on X.
Prices
MTGO price: 0.09 TIX, the cheapest non-foil print (average sell price on GoatBots, 1 Nov 2026).
