Rock Hydra [Foreign Black Border] Rise of the Eldrazi Prerelease Promos "Know your foes' strengths as

"Know your foes' strengths as well as their weaknesses

When Solemn Simulacrum dies

Set: Urza's Destiny Type: Enchantment Rarity: Rare Cost: {4}{B}{B} Skip your draw step

Set: Commander 2017 Type: Land Rarity: Rare Stirring Wildwood enters the battlefield tapped

Rock Hydra [Foreign Black Border] Rise of the Eldrazi Prerelease Promos "Know your foes' strengths asSet: Foreign Black Border Type: Creature Hydra Rarity: Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1 +1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1 +1 counter on it, remove a +1 +1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1 +1 counter on Rock Hydra. Activate only during your upkeep.