Oracle Text

Counter target creature spell. You create a colorless Treasure artifact token with "T, Sacrifice this artifact: Add one mana of any color."

Card Rulings

1/19/2018 Hornswoggle can target a spell that can’t be countered, such as Nezahal, Primal Tide. When Hornswoggle resolves, that spell won’t be countered, but you’ll still get a Treasure.