
At the beginning of your first main phase, add {B} for each charge counter on this artifact.
{7}, {T}: Destroy target creature. Then put a charge counter on this artifact.
Altar of Shadows has 1 printing, first in Mirrodin (2003). EDHREC ranks it #22,011 among Commander cards. It appears most in Shauku, Endbringer decks (11 on EDHREC). It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.