Harbinger of the Tides [Magic Origins Prerelease Promos] Magic Player Rewards 2010 (Whenever a creature attacks alone

(Whenever a creature attacks alone

Whenever a source an opponent controls deals damage to you or a permanent you control

Aura and Equipment spells you cast cost {1} less to cast

After the destruction of Argoth

{R}: Dragon Whelp gets +1/+0 until end of turn

Harbinger of the Tides [Magic Origins Prerelease Promos] Magic Player Rewards 2010 (Whenever a creature attacks aloneSet: Magic Origins Prerelease Promos Type: Creature Merfolk Wizard Rarity: Rare Cost: {U}{U} You may cast Harbinger of the Tides as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) When Harbinger of the Tides enters the battlefield, you may return target tapped creature an opponent controls to its owner's hand.