Rock Hydra [Collectors' Edition] Human Soldier Warrior When the twin-spell bonus round

When the twin-spell bonus round begins

put thirteen +1/+1 counters on Withengar Unbound

{T}: Regenerate target Elephant

Archangel gets +1/+1 for each other creature with flying on the battlefield

destroy target permanent

Rock Hydra [Collectors' Edition] Human Soldier Warrior When the twin-spell bonus roundSet: Collectors' 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.