Fierce Guardianship
Instant
If you control a commander, you may cast this spell without paying its mana cost.
Counter target noncreature spell.
"Hunt somewhere else. This is your only warning." —Gavi, nest warden
Illustrated by
Commander 2020#35RareEnglishLegality
Rulings
Apr 17, 2020
Once you begin casting this spell, players can't take any other actions until you're done casting it. Notably, they can't try to remove the commander you control to make you pay its cost.
Apr 17, 2020
It doesn't matter whose commander you control. Any one will do. If you have two commanders, you just need to control one of them.