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 this ability only during your upkeep.
Near Mint - $1,565.40
Near Mint Non-English - $1,565.40
Lightly Played - $1,408.80
Lightly Played Non-English - $1,408.80
Played - $1,095.80
Played Non-English - $1,095.80
Heavily Played - $939.20
Heavily Played Non-English - $939.20
Damaged - $782.70
Damaged Non-English - $782.70