Spectral Deluge [Kaldheim Commander]

Set: Kaldheim Commander Type: Sorcery Rarity: Rare Cost: {4}{U}{U} Return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.Foretell {1}{U}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)