Professor Onyx — Frequently Asked Questions
7 common questions about Professor Onyx in MTG — View Professor Onyx
What does Professor Onyx do?
Professor Onyx is a Legendary Planeswalker — Liliana. Its Oracle text reads: "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." — view the full Oracle text on Scryfall.
What type of card is Professor Onyx?
Professor Onyx is a Legendary Planeswalker — Liliana. It is a Mythic Rare card from the Duskmourn: House of Horror Commander set.
What format is Professor Onyx legal in?
How much does Professor Onyx cost?
The current market price for Professor Onyx is approximately $2.02 USD. Prices fluctuate based on demand, format legality, and new set releases. View the latest price and price history chart. Buy on TCGPlayer.
What set is Professor Onyx from?
Professor Onyx was printed in Duskmourn: House of Horror Commander. Browse all cards from Duskmourn: House of Horror Commander.
Is Professor Onyx good in Commander?
Yes, Professor Onyx is legal in Commander. Learn more about the Commander format in our wiki.
What are budget alternatives to Professor Onyx?
Since Professor Onyx costs $2.02, you may want to explore more affordable alternatives under $2 that fill a similar role in your deck. View budget alternatives to Professor Onyx.
As an Amazon Associate and TCGPlayer affiliate I earn from qualifying purchases.