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Professor Onyx $5.59 MTG Card Price | MtgFrame

Home / MTG card prices / Duskmourn: House of Horror Commander / Professor Onyx

Professor Onyx

Duskmourn: House of Horror Commander

Set: Duskmourn: House of Horror CommanderRarity: mythicUpdated 7/14/2026

Market price

$5.59

TCGPlayer

$5.59

TCGPlayer Foil

Cardmarket

€4.38

CM Foil

Variant

Price History

What this MTG card page shows

This page combines card details with current market pricing so you can check the value of Professor Onyx from Duskmourn: House of Horror Commander without bouncing between multiple tabs. The market price shown above reflects the latest data available from TCGPlayer.

MtgFrame pulls price data from TCGPlayer and CardMarket, then pairs it with a dedicated card page so the card name, set, rarity, and other details stay tied to the price you are evaluating.

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