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 - $792,000
Lightly Played - $633,600
Moderately Played - $554,400
Heavily Played - $475,200
Damaged - $396,000
Near Mint Spanish - $792,000
Lightly Played Spanish - $633,600
Moderately Played Spanish - $554,400
Heavily Played Spanish - $475,200
Damaged Spanish - $396,000