Kaya's Onslaught [Kaldheim] Shapeshifter Spirit As Riders of Gavony enters

As Riders of Gavony enters the battlefield

and can't block creatures you control

Once you have been marked by the merrow

Set: Unknown Event Type: Creature — Phyrexian Beast Rarity: Common Cost: {6}{U}{U} Affinity for Phyrexians (This spell costs 1 less to cast for each Phyrexian you control

it deals double that damage to that player or permanent instead

Kaya's Onslaught [Kaldheim] Shapeshifter Spirit As Riders of Gavony entersSet: Kaldheim Type: Instant Rarity: Uncommon Cost: {2}{W} Target creature gets +1 +1 and gains double strike until end of turn. Foretell {W} (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.) "Your trail ends here."