Magic: the Gathering (mtg) mythic Legendary Planeswalker — Liliana Professor Onyx from Promo Pack: Strixhaven (pSTX) last updated 2026-05-26 14:21:20
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Professor Onyx Selling/Trading Grading Scale
When selling individually or trading singles, use these price ranges as a gauge.
| Grade | Multiplier | Regular Price | Foil Price |
|---|---|---|---|
| Near Mint | 1.0x | $6 | $6.41 |
| Lightly Played | 0.9x | $5.4 | $5.77 |
| Moderately Played | 0.8x | $4.5 | $4.81 |
| Heavily Played | 0.7x | $3.6 | $3.85 |
| Damaged | 0.5x | $2.4 | $2.56 |
Buy List Assumptions and Metrics
When selling any card in bulk, to stores, or for cash, these discounted prices are what you should expect as the buyer expects to turn a profit when selling.
Professor Onyx Price Analysis
Spot trends and assess value to make buy or sell decisions.
Professor Onyx Variations/Printings
There are 5 total variations/printings of Professor Onyx.
| Image | Expansion | Price | Foil |
|---|---|---|---|
| Strixhaven: School of Mages Professor Onyx | $8.09 | $6.46 | |
| Strixhaven: School of Mages Professor Onyx (Borderless) | $11.68 | $29.82 | |
| Prerelease Cards Professor Onyx | — | $15.79 | |
| Promo Pack: Strixhaven Professor Onyx | $6.00 | $6.41 | |
| Commander: Duskmourn: House of Horror Professor Onyx | $5.79 | — |
Professor Onyx from Promo Pack: Strixhaven Details
Professor Onyx is a mythic in the set Promo Pack: Strixhaven.
| Name | Professor Onyx | ||
|---|---|---|---|
| Main Type | Legendary Planeswalker | ||
| Mana Cost | |||
| Calculated Mana Cost (CMC) | 6 | ||
| Types | Legendary Planeswalker — Liliana | ||
| Oracle 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. | ||
| Flavor Text | — | ||
| Expansion | Promo Pack: Strixhaven | ||
| Set Code | pSTX | ||
| Collector Set Number | 83 | ||
| Artist | Kieran Yanner | ||
| TCGPlayer ID | 237407 | ||
| Scryfall ID | 532fc36e-3467-4259-ab9a-2369c7d87f5e | ||
| EMID | 127037 | ||
| Added to EchoMTG | 2021-05-13 12:27:52, last updated on 2026-04-30 19:38:37 | ||