Sea Serpent
MTG · Alpha Edition · C
Released 1993-09-05
$31.67
30-day forecast: $31.67
Live MTG price tracking, buyout detection, and price predictions for Sea Serpent on TCG Collector Tools.
Card Text
This creature can't attack unless defending player controls an Island. When you control no Islands, sacrifice this creature.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $31.67 | +0.0% |
| 30 days (stable) | $31.67 | +0.0% |
| 90 days | $22.68 | -28.4% |
| 180 days | $22.68 | -28.4% |
| 1 year | $22.68 | -28.4% |
Confidence: Getting There · Calibrated 30-day range $12.79–$50.55 · 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 2026-04-09 · at $35.00 · 156 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $28.00 | $18.00 | -35.7% |
| Day 30 | $25.64 | $18.00 | -29.8% |
| Day 90 | $25.64 | $18.00 | -29.8% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Sea Serpent worth?
Sea Serpent is currently $31.67 on TCGplayer for the Alpha Edition printing. Prices update daily from live marketplace data.
Is Sea Serpent going up or down in price?
Our 30-day forecast for Sea Serpent is $31.67, with a stable trend (data confidence: Getting There).