mtg disrupting shoalultimate masters Commander 2015 Whenever a source deals damage

Whenever a source deals damage to Phyrexian Obliterator

{T}: Double the amount of each type of unspent mana you have

counter target spell with mana value X or less

Set: From the Vault: Legends Type: Legendary Creature — Goblin Shaman Rarity: Mythic Cost: {2}{R}{R}{R} Haste

Destroy it at the beginning of the next end step if it didn't attack this turn

mtg disrupting shoalultimate masters Commander 2015 Whenever a source deals damageSet: Ultimate Masters Type: Instant Arcane Rarity: Rare Cost: {X}{U}{U} 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.