Rock Hydra is a rare creature card from the 1994 Magic: The Gathering Summer Magic / Edgar set. It features a unique mechanic where entering the battlefield with +1/+1 counters prevents damage.
Rock Hydra
1994 • Magic: The Gathering • Summer Magic / Edgar
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Description
Rock Hydra is a distinct creature card from the 1994 Magic: The Gathering Summer Magic / Edgar set. Designated as card number 173 in the Summer (SUM) set code, this rare card is notable for its innovative use of +1/+1 counters. As a Creature — Hydra, it requires {X}{R}{R} to cast, allowing players to determine its initial size by paying X generic mana along with two red mana. The card’s gameplay revolves around a symbiotic relationship between damage and counter removal. When Rock Hydra enters the battlefield, it arrives with X +1/+1 counters on it. A defining defensive ability states that for each 1 damage that would be dealt to it, if it has a +1/+1 counter, one is removed to prevent that damage entirely. This mechanic allows the card to absorb multiple hits early in the game, provided it has sufficient counters to trade for damage prevention. Players can also activate its abilities to further control the battlefield. For {R}, Rock Hydra can prevent the next 1 damage dealt to it that turn. Additionally, paying {R}{R}{R} during your upkeep allows you to place a +1/+1 counter on it, extending its longevity and power. Designed by Jeff A. Menges, this card represents a specific era of Magic: The Gathering when experimental mechanics and counter-based synergies were being explored. Collectors of vintage Magic cards often seek out cards from the Summer Magic / Edgar set due to its historical significance and unique design choices. The card’s ability to convert incoming damage into counter removal makes it a memorable piece of Magic history, offering a different strategic perspective compared to standard creatures. For investors and hobbyists, owning a piece of the 1994 Summer Magic release provides insight into the evolving design philosophy of the game. Whether you are building a vintage collection or studying the history of counter mechanics, Rock Hydra stands out as a fascinating example of Magic: The Gathering’s creative development. Its interaction with damage and counters offers a unique gameplay experience that continues to intrigue players and collectors alike.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
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Featured Subject
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Featured
Rock Hydra
Game
Magic: The Gathering
TCG Attributes
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Rare
Jeff A. Menges
Card Stock
English
{X}{R}{R}
Creature — Hydra
0 / 0
R
Card Text
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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.




















