30TH ANNIVERSARY EDITION · 30A #167
Rock Hydra 30A #167
Creature — Hydra
Reserved ListVendor interest may be risingVendor interest may be risingThis price is harder to trustMarketplaces do not agree
Exact Print Market
Current read
Representative price$15.00NeoPriceConfidenceLowPricing ConfidenceFinish coverageNonfoil onlyRepresentativeWhat changed-15.4%7-day price movementInventory2Print-level inventorySellers2Print-level sellersUpdatedJul 25, 2026Current
Check firstMarketplaces do not agree, so this price is harder to trust until listings and recent sales line up.
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.
Marketplace Comparison
Compare source coverage
| Source | Price | Coverage | Updated | Action |
|---|---|---|---|---|
| NeoPriceNeoCardAlpha market reference | $15.00 | Representative print price | Jul 25, 2026 | Shown here |
| TCGplayer Market PricePricing source | $15.00 | Market price or search result | Not tracked | Open TCGplayer |
| CardTraderInventory source | $22.65 | Nonfoil print | Jul 22, 2026 | Open CardTrader |
| Card KingdomValidation only | Not tracked | Retail validation only | Not tracked | Open Card Kingdom |
Marketplace prices may represent different finish or condition coverage. Check the source listing before comparing.
Source prices are 3.38x apart.
Market Read
What changed
What changed
- Representative price declined 15.4% over seven days.
- Print-level inventory was roughly flat over seven days.
- Marketplaces do not agree for this print.
- 2 tracked sellers for this print.
Why this matters
Price comparison is the main check here: source prices are far enough apart that exact version, condition, and live listings matter before trusting the displayed market read.
What to verify
- exact printing and collector number
- current marketplace listing
- condition bucket
- whether marketplaces agree today
- whether the representative price matches the copy being compared
Supply
Supply and condition coverage
Total print inventory2Very thin
Listings2Active print-level listings
Sellers2Thin
NM inventory2Near Mint
LP/SP inventory0Lightly/Slightly Played
MP/HP inventory0Moderately/Heavily Played
NM, LP/SP, and MP/HP tracked. Seller and listing counts are tracked for the print overall, not separately by finish or condition.
Other Printings
Compare versions
Precomputed Matches
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Detailed metricsOpen
| Listings | 2 | Tracked active listings |
|---|---|---|
| Vendors | 2 | Distinct tracked sellers |
| Liquidity Score | 8.2 | Scarce | 198% spread |
| Liquidity Tier | Scarce | 198% spread |
| Spread | 198% spread | Stable |
| Market Sensitivity | Extreme Sensitivity (100/100) | How easily this market could move if pressure increases |
| Inventory Trend | 0.0% | 24h 0.0% | 7d 0.0% |
| NeoScore | 15 | F Tier |
| Organic Demand | 0 | Thin organic demand |
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.