Rock Hydra
MTG · Alpha Edition · R
Released 1993-09-05
$349.99
30-day forecast: $362.62
Live MTG price tracking, buyout detection, and price predictions for Rock Hydra on TCG Collector Tools.
Card 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.
Market price statistics (USD)
Market, mid and low values are price statistics, not separate offers from sellers.
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $359.86 | +2.8% |
| 30 days (stable) | $362.62 | +3.6% |
| 90 days | $542.48 | +55.0% |
| 180 days | $599.49 | +71.3% |
| 1 year | $637.11 | +82.0% |
Confidence: Pattern Sniffed · Calibrated 30-day range $132.00–$593.24 · vintage card · moderate volatility
Our Forecast Track Record
What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-03-27 · at $750.00 · 214 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $859.92 | $750.00 | -12.8% |
| Day 30 | $864.95 | $750.00 | -13.3% |
| Day 90 | $879.26 | $499.99 | -43.1% |
| Day 180 | $902.61 | $499.99 | -44.6% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Rock Hydra worth?
Rock Hydra is currently $349.99 on TCGplayer for the Alpha Edition printing. Prices update daily from live marketplace data.
Is Rock Hydra going up or down in price?
Our 30-day forecast for Rock Hydra is $362.62, with a stable trend (data confidence: Pattern Sniffed).