Professor Onyx
MTG · Promo Pack: Strixhaven · M · 83
Released 2021-04-23
$3.70
30-day forecast: $4.10
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.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (up) | $4.10 | +10.8% |
| 30 days (up) | $4.10 | +10.8% |
| 90 days | $4.60 | +24.3% |
| 180 days | $4.60 | +24.3% |
| 1 year | $4.60 | +24.3% |
Confidence: Tea Leaves · Calibrated 30-day range $3.56–$4.64 · vintage 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 2026-04-09 · at $4.99 · 156 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $5.22 | $5.00 | -4.2% |
| Day 30 | $5.30 | $3.80 | -28.3% |
| Day 90 | $5.44 | $5.21 | -4.2% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Professor Onyx worth?
Professor Onyx is currently $3.70 on TCGplayer for the Promo Pack: Strixhaven 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 $4.10, with a up trend (data confidence: Tea Leaves).