Grand Coliseum
MTG · Onslaught · R · 319
Released 2002-10-07
$6.90
30-day forecast: $6.95
Live MTG price tracking, buyout detection, and price predictions for Grand Coliseum on TCG Collector Tools.
Prices Across Marketplaces
TCGplayer (market)
$6.90
TCGplayer (mid)
$7.99
TCGplayer (low)
$6.90
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $6.95 | +0.7% |
| 30 days (stable) | $6.95 | +0.7% |
| 90 days | $6.01 | -12.9% |
| 180 days | $6.01 | -12.9% |
| 1 year | $6.01 | -12.9% |
Confidence 58% · Calibrated 30-day range $4.64–$9.26 · vintage card · low 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 $5.92 · 111 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $5.93 | $4.00 | -32.5% |
| Day 30 | $6.41 | $4.00 | -37.6% |
| Day 90 | $7.33 | $6.94 | -5.3% |
Signal Analysis
HOLD
Conviction 50/100 · Target $6.95 · Range $6.26–$7.65 · over 30d
Mixed signals. Monitor for clearer direction.
Recent Price History
$6.95
$6.95
$6.95
$6.95
$6.95
$6.95
$6.90
Frequently Asked Questions
How much is Grand Coliseum worth?
Grand Coliseum is currently $6.90 on TCGplayer for the Onslaught printing. Prices update daily from live marketplace data.
Is Grand Coliseum going up or down in price?
Our 30-day forecast for Grand Coliseum is $6.95, with a stable trend at 58% confidence.