Rock Hydra [30th Anniversary Edition] Demon Dragon You must Tribute 3 monsters

You must Tribute 3 monsters to Normal Summon this card (you cannot Set this card)

but soon formed again

Set: 30th Anniversary Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one basic land type with another

"All men have their appointed time

Discard 1 Energy card attached to Typhlosion ex

Rock Hydra [30th Anniversary Edition] Demon Dragon You must Tribute 3 monstersSet: 30th Anniversary 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.