Fierce Guardianship 
Instant
If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.