Magic: The Gathering Price Guide

2021 Strixhaven: School of Mages Professor Onyx #276 mythic

2021 Strixhaven: School of Mages #276

Price guide Magic: The Gathering Strixhaven: School of Mages 2021

Magic: The Gathering Catalog card

2021 Strixhaven: School of Mages Professor Onyx #276 mythic

2021 Strixhaven: School of Mages #276

Add to wish list Add to collection Sell or trade

Year2021

SetStrixhaven: School of Mages

Card number276

Insert/subsetmythic

Views10

Last updatedJul 17, 2026

Market Value

Grade / condition

$7.99 Estimated value

No trend Range movement

Raw Selected bucket

0 Recorded sales

Available On Slab Swappers

Collectors who have this card listed for sale or trade.

No users have this card available on Slab Swappers right now.

Become a Contributor

Help keep comps clean.

Contributors earn points for reporting bad comps, improving card data, and adding better pictures. Approved contributors can hide clearly wrong comps immediately while admins review the action.

Sign in to contribute

Report wrong comps Add better photos Fix card details Earn trust points