Unlimited Edition2ED · #172 · 1993 · Nonfoil onlyOpen exact printing $45.77ConfidenceModerate ConfidenceView set
Card market overview
Rock Hydra
Creature — Hydra
Display art: 3ED #173. Market reference: 2ED #172.
Card-level market reference
Market at a glance
Pricing ConfidenceModerate ConfidenceMarketplaces disagree
Representative NeoPrice$45.777-day moveRoughly flatTracked copies17Sellers12
Market trustSource agreement: Marketplaces do not agree · Updated Sep 28, 2026
Representative printing · Representative · Nonfoil only
Market read
What changed
Tracked paper printings currently show NeoPrice from $0.99 to $995.00. A tracked printing's NeoPrice was roughly flat over the last seven days.
What to verify: exact printing and collector number current marketplace listing
Versions
Compare printings
Prices, supply, and confidence can differ substantially by exact version.
Unlimited Edition2ED · #172 · 1993 · Nonfoil onlyOpen exact printing $45.77ConfidenceModerate ConfidenceView set
Intl. Collectors' EditionCEI · #172 · 1993 · Nonfoil onlyOpen exact printing $16.22ConfidenceModerate ConfidenceView set
Revised Edition3ED · #173 · 1994 · Nonfoil onlyOpen exact printing $4.92ConfidenceLow ConfidenceView set
Limited Edition BetaLEB · #172 · 1993 · Nonfoil onlyOpen exact printing $158.50ConfidenceLow ConfidenceView set
30th Anniversary Edition30A · #167 · 2022 · Nonfoil onlyOpen exact printing $14.98ConfidenceIlliquidView set
Limited Edition AlphaLEA · #171 · 1993 · Nonfoil onlyOpen exact printing $995.00ConfidenceIlliquidView setShow all 10 printings
Foreign Black BorderFBB · #173 · 1994 · Nonfoil onlyOpen exact printing $6.00ConfidenceConfidence UnknownView set
30th Anniversary Edition30A · #464 · 2022 · Nonfoil onlyOpen exact printing $77.00ConfidenceIlliquidView set
Collectors' EditionCED · #172 · 1993 · Nonfoil onlyOpen exact printing $7.74ConfidenceOutlier RiskView set
Summer Magic / EdgarSUM · #173 · 1994 · Nonfoil onlyOpen exact printing $0.99ConfidenceIlliquidView setConnected intelligence
Why this card matters
Show more connected intelligenceOpen
Precomputed Matches
Similar Cards
Market history
Representative-print history
History tracks the representative print and may combine available finishes.
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Advanced market dataOpen
Detailed metrics
- Liquidity
- Thin Score 30.6
- Spread
- 397% spread Stable
- Market sensitivity
- Moderate Sensitivity (41/100) How easily this print market could move
- Inventory trend
- 0.0% 24h 0.0% | 7d -10.5%
- NeoScore
- 41 D Tier
- Organic demand
- 35 Thin organic demand
Card rules & legalityOpen
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.
- Mana cost
- {X}{R}{R}
- Color identity
- R
- Reserved List
- Yes
- Released
- Dec 1, 1993
- Legal formats
- Tlr, Duel, Penny, Predh, Legacy, Vintage, Commander, Oldschool, Oathbreaker
Sources, methodology, and disclosureOpen
NeoPrice and Pricing Confidence use the existing NeoCardAlpha methodology. CardTrader is the inventory source, TCGplayer is the primary pricing source, and Card Kingdom is validation-only.
NeoCardAlpha may earn a commission from certain marketplace links.
Card Kingdom retail validation is visible when a matching product is available, but it remains a validation source.