flavorText: "Hunt somewhere else. This is your only warning."
  —Gavi, nest warden
name: Fierce Guardianship
originalText: If you control a commander, you may cast this spell without paying its mana cost.
  Counter target noncreature spell.
printings: C20, CMM, SLD, TLE
text: If you control a commander, you may cast this spell without paying its mana cost.
  Counter target noncreature spell.
type: Instant