Rock Hydra [Unlimited Edition] Scariest Creature You'll Ever See Return them to the battlefield

Return them to the battlefield at the beginning of your upkeep on your turn X in the next game you play with one of your opponents in this game

they rose into the air

Whenever you cast a blue spell

Sacrifice Tectonic Edge: Destroy target nonbasic land

When a non-Angel creature you control dies

Rock Hydra [Unlimited Edition] Scariest Creature You'll Ever See Return them to the battlefieldSet: 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.