Rock Hydra [Alpha Edition] Magic 2012 Set: Two-Headed Giant Tournament Type:

Set: Two-Headed Giant Tournament Type: Enchantment Rarity: Rare Cost: {B}{B}{B} Whenever an opponent draws a card

and remove it from combat

" are blocking or being blocked by the same creature

Unfortunately

Schwarzwald

Rock Hydra [Alpha Edition] Magic 2012 Set: Two-Headed Giant Tournament Type:Set: Alpha 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.