
Printings
Rock Hydra
Card Information
Type: Creature — Hydra
Mana Cost: X
CMC: 2
Part of the Reserved List: Yes
Color Identity:
Set: Revised Edition (3ED)
Rarity: Rare
Collector Number: 173
Oracle Text
This creature enters with X +1/+1 counters on it. For each 1 damage that would be dealt to this creature, 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 this creature this turn. {R}{R}{R}: Put a +1/+1 counter on this creature. Activate only during your upkeep.
Format Legalities
Card Rulings
- August 1, 2008
If damage that would be dealt to Rock Hydra can't be prevented, you still remove a +1/+1 counter from it for each 1 damage dealt.
Source: wotc - August 1, 2008
You can activate the activated ability that prevents damage any time, even if no source seems likely to deal damage to you in the near future. It will prevent the next 1 damage that would be dealt this turn, even if that turns out to be much later in the turn.
Source: wotc - October 4, 2004
If put onto the battlefield without casting it from your hand, X will be zero.
Source: wotc - October 4, 2004
Once on the battlefield, the X is considered to be zero when calculating its mana cost.
Source: wotc
Price History

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