
If a black source would deal damage to you, prevent 2 of that damage.
Sphere of Grace has 1 printing, first in Odyssey (2001). EDHREC ranks it #29,119 among Commander cards. It appears most in Major Teroh decks (16 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.