Professor Onyx
MTG · Commander: Duskmourn: House of Horror · M · 153
Released 2024-09-27
$4.00
30-day forecast: $4.00
Live MTG price tracking, buyout detection, and price predictions for Professor Onyx on TCG Collector Tools.
Card Text
Magecraft — Whenever you cast or copy an instant or sorcery spell, each opponent loses 2 life and you gain 2 life. +1: You lose 1 life. Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. −3: Each opponent sacrifices a creature with the greatest power among creatures that player controls. −8: Each opponent may discard a card. If they don't, they lose 3 life. Repeat this process six more times.
Keywords
Magecraft
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) | $4.00 | +0.0% |
| 30 days (stable) | $4.00 | +0.0% |
| 90 days | $3.86 | -3.5% |
| 180 days | $3.87 | -3.2% |
| 1 year | $3.89 | -2.7% |
Confidence: Dialed In · Calibrated 30-day range $3.48–$4.52 · established 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 2026-03-26 · at $3.00 · 216 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $2.40 | $1.20 | -50.0% |
| Day 30 | $2.39 | $1.20 | -49.8% |
| Day 90 | $2.48 | $1.25 | -49.6% |
| Day 180 | $2.57 | $4.00 | +55.6% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Professor Onyx worth?
Professor Onyx is currently $4.00 on TCGplayer for the Commander: Duskmourn: House of Horror printing. Prices update daily from live marketplace data.
Is Professor Onyx going up or down in price?
Our 30-day forecast for Professor Onyx is $4.00, with a stable trend (data confidence: Dialed In).