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.
Near Mint - £2.70
Lightly Played - £2.30
Moderately Played - £1.90
Heavily Played - £1.40
Damaged - £0.80
Near Mint Non English - £2.70
Lightly Played Non English - £2.30
Moderately Played Non English - £1.90
Heavily Played Non English - £1.40
Damaged Non English - £0.80