Eldrazi Conscription [Secret Lair Drop Series] Elf Advisor Goldvein Hydra enters the battlefield

Goldvein Hydra enters the battlefield with X +1/+1 counters on it

Set: March of the Machine Prerelease Promos Type: Enchantment Rarity: Rare Cost: {G}{G}{G} Whenever a creature enters the battlefield under your control

Whenever you cast a blue spell

creature an opponent controls

Set: Outlaws of Thunder Junction Commander Type: Creature — Dragon Horror Rarity: Rare Cost: {5}{B}{B} Flying

Eldrazi Conscription [Secret Lair Drop Series] Elf Advisor Goldvein Hydra enters the battlefieldSet: Secret Lair Drop Series Type: Tribal Enchantment Eldrazi Aura Rarity: Rare Cost: {8} Enchant creature Enchanted creature gets +10 +10 and has trample and annihilator 2. (Whenever it attacks, defending player sacrifices two permanents.)