
Reveal the top X cards of your library. For each card type, you may exile a card of that type from among them. Put the rest into your graveyard. You may cast a spell from among the exiled cards without paying its mana cost if you exiled four or more cards this way. Then put the rest of the exiled cards into your hand.
Portent of Calamity has 4 printings, first in Bloomburrow (2024). EDHREC ranks it #10,283 among Commander cards. It appears most in Alania, Divergent Storm decks (1,365 on EDHREC). It has 4 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.