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Magic · Prerelease Cards · #83 · Mythic

Professor Onyx

Magic card price for Professor Onyx: $17.85 market, from $15.79 at the cheapest listing, Foil printing, updated Oct 18, 2026. Full price history since Feb 8, 2024 below.

Market price · Foil · Oct 18, 2026
$17.85
+0.6% this week · +1.9% in 30 days
Buy on eBay →
1 day0.0%
7 days+0.6%
30 days+1.9%
90 days+2.4%
1 year+40.4%
All time+59.5%

Sellers right now

$15.79lowest listing$94.77highest
Market price$17.85
Mid listing$18.68
30-day avg$17.71

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$17.85
Cardmarket$18.53 €16.47

EUR converted at 1.1253 (ECB reference rate). Shipping and condition not included.

One year

$12.7152-week low$17.8552-week high
In the range100%
All-time low$11.19
All-time high$17.85
First priceFeb 8, 2024
Foil · market priceCardmarket (EU, in USD)
$10.75$13.59$16.43$19.26
$17.85
Feb 2024Dec 2024Nov 2025Oct 2026
TCGplayer · via tcgcsv · Cardmarket · via MTGJSONtcgrate.com

Price story

Professor Onyx came out in October 2026; we leave the first weeks out of this story, because early prices are set before real supply exists. Listings currently start at $15.79; over the last 30 days the market price averaged $17.71.

Printings

PrintingMarketLowHigh7d
Foil$17.85$15.79$94.77+0.6%

The card in play

Type line
Legendary Planeswalker — Liliana
Rules 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.

Other printings of Professor Onyx

4 more · $5.21 – $36.10
All printings
Professor Onyx (Borderless) (276), Strixhaven: School of Mages — Magic card price −0.3% 7d Professor Onyx (Borderless) Strixhaven: School of Mages · #276 $36.10 Professor Onyx (83), Strixhaven: School of Mages — Magic card price +2.3% 7d Professor Onyx Strixhaven: School of Mages · #83 $7.49 Professor Onyx (83), Promo Pack: Strixhaven — Magic card price +0.8% 7d Professor Onyx Promo Pack: Strixhaven · #83 $6.45 Professor Onyx (153), Commander: Duskmourn: House of Horror — Magic card price +4.6% 7d Professor Onyx Commander: Duskmourn: House of Horror · #153 $5.21

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