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Rock Hydra
RareReserved listColour IDMV 2
Creature — Hydra
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.
: Prevent the next 1 damage that would be dealt to this creature this turn.
: Put a +1/+1 counter on this creature. Activate only during your upkeep.
0 / 0
Card capabilities
Creature
Derived deterministically from card types, Oracle text and keywords. Not a strategic evaluation.
Format legality
Primary formats
Eternal formats
Digital formats
Other printings
9 other English printingsEarliest 1993-08-05Newest 2022-11-28Cheapest priced $3.80 in 3ED
Rulings (4)
wotc1 Aug 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.
wotc1 Aug 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.
wotc4 Oct 2004
Once on the battlefield, the X is considered to be zero when calculating its mana cost.
wotc4 Oct 2004
If put onto the battlefield without casting it from your hand, X will be zero.
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Ranked by shared capabilities, colour identity, mana value and type — never by strategic judgement.
