Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil)
MTG · Secret Lair Drop Series · M · 1558
Released 2026-10-27
$14.00
30-day forecast: $14.03
Live MTG price tracking, buyout detection, and price predictions for Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil) on TCG Collector Tools.
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) | $14.03 | +0.2% |
| 30 days (stable) | $14.03 | +0.2% |
| 90 days | $13.32 | -4.9% |
| 180 days | $13.32 | -4.9% |
| 1 year | $13.32 | -4.9% |
Confidence: Crystal Ball · Calibrated 30-day range $12.50–$15.56 · presale card · veryLow volatility
Our Forecast Track Record
What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-07-28 · at $11.98 · 92 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $11.61 | $13.32 | +14.7% |
| Day 30 | $11.24 | $14.00 | +24.6% |
| Day 90 | $12.13 | $14.00 | +15.4% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil) worth?
Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil) is currently $14.00 on TCGplayer for the Secret Lair Drop Series printing. Prices update daily from live marketplace data.
Is Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil) going up or down in price?
Our 30-day forecast for Altair, Brotherhood Mentor - Kelsien, the Plague (Rainbow Foil) is $14.03, with a stable trend (data confidence: Crystal Ball).