
As an additional cost to cast this spell, discard a card or sacrifice a permanent.
Fathomless descent — Souls of the Lost's power is equal to the number of permanent cards in your graveyard and its toughness is equal to that number plus 1.
Souls of the Lost has 4 printings, first in The Lost Caverns of Ixalan (2023). EDHREC ranks it #10,319 among Commander cards. It appears most in Coram, the Undertaker decks (1,507 on EDHREC). It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.