Rock Hydra [Unlimited Edition] 95a Set: World Championships 2014 Type:

Set: World Championships 2014 Type: Psychic Rarity: Rare Retreat cost: Colorless

Lethal damage dealt to creatures you control is determined by their power rather than their toughness

Set: Sword & Shield: Base Set Type: Water Rarity: Secret Rare Retreat cost: Colorless

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

Set: Commander 2014 Type: Land Rarity: Rare Emeria

Rock Hydra [Unlimited Edition] 95a Set: World Championships 2014 Type:Set: 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.