Rock Hydra [Beta Edition] SM38 [Start of Your Turn] If

[Start of Your Turn] If you have 2 or less memory

Set: Sword & Shield: Fusion Strike Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

It is found here

Set: Double Masters Type: Creature — Human Wizard Rarity: Mythic Cost: {1}{B} At the beginning of your upkeep

Rock Hydra [Beta Edition] SM38 [Start of Your Turn] IfSet: Beta 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.