Forerunner of the Empire [Rivals of Ixalan] Phyrexian Zombie Assassin Set: Oath of the Gatewatch

Set: Oath of the Gatewatch Type: Legendary Creature — Merfolk Wizard Rarity: Rare Cost: {1}{U}{R} Whenever you cast your second spell each turn

Set: Fifth Dawn Type: Creature — Elemental Rarity: Rare Cost: {3}{B} Fear (This creature can't be blocked except by artifact creatures and/or black creatures

and then there were three

"Owls filled the skies during the Kami War

all other Synchro Materials must be "Blackwing" monsters

Forerunner of the Empire [Rivals of Ixalan] Phyrexian Zombie Assassin Set: Oath of the GatewatchSet: Rivals of Ixalan Type: Creature Human Soldier Rarity: Uncommon Cost: {3}{R} When Forerunner of the Empire enters the battlefield, you may search your library for a Dinosaur card, reveal it, then shuffle and put that card on top. Whenever a Dinosaur enters the battlefield under your control, you may have Forerunner of the Empire deal 1 damage to each creature.