Herald of Secret Streams (Promo Pack) [Ixalan Promos] Beta Edition Whenever a creature an opponent

Whenever a creature an opponent controls with a -1/-1 counter on it dies

as you untap your permanents

These are its last days

Set: Amonkhet Prerelease Promos Type: Legendary Creature — God Rarity: Mythic Cost: {3}{W} Double strike

Set: Alpha Edition Type: Instant Rarity: Uncommon Cost: {G} Cast this spell only during your declare attackers step

Herald of Secret Streams (Promo Pack) [Ixalan Promos] Beta Edition Whenever a creature an opponentSet: Ixalan Promos Type: Creature Merfolk Warrior Rarity: Rare Cost: {3}{U} Creatures you control with +1 +1 counters on them can't be blocked. "You might as well try to stop the waterfall."