Magic: The Gathering · mythicLive pricing
Professor Onyx
Stable+3.4%Strixhaven: School of Mages Promos, 2021 · #83p
Professor Onyx's Near Mint price is down 1.5% ($0.08) over the past 30 days.
Fresh· Updated Nov 2, 2026
Card Details
TypeLegendary Planeswalker — Liliana
Mana Cost4BB
P/TLoyalty: 5
ArtistKieran Yanner
Card TextMagecraft — 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.
Format Legality
ModernPioneerCommanderLegacyVintageHistoricBrawl
inkwell Fair Value™?· NM
$5.14
moderate
$4.55$8.49
Condition?
5 printings — select edition
Confidencemedium
Prices as ofNov 2
Normal—
Cheapest printing—
Why This Price
inkwell Estimate
Fair Value$5.14
Movement
7D Change+3.4% (+$0.17)
30D Change-1.5% (-$0.08)
Freshness
Prices as ofNov 2
Update cadenceDaily
Inkwell Fair Value$5.14
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More from Strixhaven: School of Mages Promos
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- How much is Professor Onyx worth?
- The current Near Mint price for Professor Onyx from Strixhaven: School of Mages Promos (Magic: The Gathering) is $5.14. It has increased 3.4% over the past 7 days.
- What set is Professor Onyx from?
- Professor Onyx is from the Strixhaven: School of Mages Promos set, released April 2021. It is a mythic in Magic: The Gathering.
- What rarity is Professor Onyx?
- Professor Onyx is a mythic card from Strixhaven: School of Mages Promos in Magic: The Gathering.
- How has the price of Professor Onyx changed over the past 30 days?
- Over the past 30 days, the Near Mint price of Professor Onyx has fallen 1.5% ($0.08) to $5.14.
- How many printings of Professor Onyx exist?
- Professor Onyx has 5 printings across different Magic: The Gathering sets. The cheapest printing is $5.14 from Strixhaven: School of Mages Promos.