Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.
Legalities
Not Legal
Standardbrawl
Brawl
Future
Pauper
Alchemy
Historic
Standard
Gladiator
Oldschool
Premodern
Historicbrawl
Paupercommander
Explorer
Predh
Timeless
Legal
Duel
Penny
Legacy
Modern
Pioneer
Vintage
Commander
Oathbreaker
Rulings
2013-04-15
If the countered spell had in its mana cost, include the value chosen for that X when determining how much mana to add to your pool. For example, if you counter a spell that costs with X equal to 5, you’ll add six mana to your mana pool.