Mastemon (BT-21: Illustration Celebration Pack)
Digimon · World Convergence · Promo · P-187 P
Released 2025-04-25
$3.02
30-day forecast: $3.04
Live Digimon price tracking, buyout detection, and price predictions for Mastemon (BT-21: Illustration Celebration Pack) on TCG Collector Tools.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $3.02 | +0.0% |
| 30 days (stable) | $3.04 | +0.7% |
| 90 days | $3.77 | +24.8% |
| 180 days | $3.85 | +27.5% |
| 1 year | $4.00 | +32.5% |
Confidence 70% · Calibrated 30-day range $0.68–$5.40 · mature 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 2026-03-28 · at $13.87 · 123 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $12.75 | $9.33 | -26.8% |
| Day 30 | $12.32 | $7.66 | -37.8% |
| Day 90 | $12.83 | $3.00 | -76.6% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Mastemon (BT-21: Illustration Celebration Pack) worth?
Mastemon (BT-21: Illustration Celebration Pack) is currently $3.02 on TCGplayer for the World Convergence printing. Prices update daily from live marketplace data.
Is Mastemon (BT-21: Illustration Celebration Pack) going up or down in price?
Our 30-day forecast for Mastemon (BT-21: Illustration Celebration Pack) is $3.04, with a stable trend at 70% confidence.