Your search for "pyroblast 308" revealed the following:
Pyroblast (EMA) from Eternal Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Lake Hurwitz Card Text:Choose one —• Counter target spell if it's blue.• Destroy target permanent if it's blue.
Pyroblast (Foil) (EMA) from Eternal Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Lake Hurwitz Card Text:Choose one —• Counter target spell if it's blue.• Destroy target permanent if it's blue.
Pyroblast - Duality Distorted (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Mark Poole Card Text:Duality DistortedChoose one –• Counter target spell if it’s blue.• Destroy target permanent if it’s blue.
Pyroblast (Foil) (MB2) from Mystery Booster 2, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Joseph Meehan Card Text:Choose one —• Counter target spell if it's blue.• Destroy target permanent if it's blue.
Pyroblast - Duality Distorted (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Mark Poole Card Text:Duality DistortedChoose one –• Counter target spell if it’s blue.• Destroy target permanent if it’s blue.
Pyroblast (WC98) (Brian Selden) (Sideboard) from World Championship Decks 1998, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Kaja Foglio Card Text:Counter target spell if it is blue or destroy target permanent if it is blue.Not a Tournament...