Rock Hydra [Alpha Edition] Legacy Other nonblack creatures you control

Other nonblack creatures you control get +1/+1

You lose life equal to that spell's mana value

you may exile it

Set: Conspiracy Type: Artifact Rarity: Rare Cost: {4} You may cast spells as though they had flash

Set: Kaladesh Prerelease Promos Type: Enchantment Rarity: Rare Cost: {W} Creatures your opponents control enter the battlefield tapped

Rock Hydra [Alpha Edition] Legacy Other nonblack creatures you controlSet: Alpha Edition 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.