Rock Hydra [Unlimited Edition] XY145 destroy all untapped creatures that

destroy all untapped creatures that didn't attack this turn

Set: Jungle Unlimited Type: Water Rarity: Holo Rare Retreat cost: Colorless

Creatures the active player controls attack this turn if able

/ Far surpassed the champions of his sphere

except it's a 4/4 black Zombie

Rock Hydra [Unlimited Edition] XY145 destroy all untapped creatures thatSet: Unlimited 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.