Clockwork Avian [Antiquities] Troll Whenever Grim Flayer deals combat

Whenever Grim Flayer deals combat damage to a player

Set: Eldritch Moon Prerelease Promos Type: Creature — Eldrazi Horror Rarity: Rare Cost: {3} You may cast Eternal Scourge from exile

(Each {B} in the mana costs of permanents you control counts toward your devotion to black

Set: Unstable Type: Legendary Creature — Human Villain Rarity: Mythic Cost: {1}{B}{R} Baron Von Count enters the battlefield with a doom counter on "5

Return target permanent to its owner's hand

Clockwork Avian [Antiquities] Troll Whenever Grim Flayer deals combatSet: Antiquities Type: Artifact Creature Bird Rarity: Rare Cost: {5} Flying Clockwork Avian enters the battlefield with four +1 +0 counters on it. At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1 +0 counter from it. {X}, {T}: Put up to X +1 +0 counters on Clockwork Avian. This ability can't cause the total number of +1 +0 counters on Clockwork Avian to be greater than four. Activate this ability only during your upkeep.