Professor Onyx

# Professor Onyx Professor Onyx represents a significant planeswalker design from Strixhaven's academic setting. Collectors value this mythic for its role as a key character in the set's story, embodying the mysterious magic instructor archetype. The card's appeal lies in its mechanical identity as a black-aligned planeswalker with utility across multiple formats. Collectors typically pursue both nonfoil and foil versions, with foil copies commanding attention for their visual enhancement. The mythic rarity ensures natural scarcity compared to lower rarities. Strixhaven's popularity among players and collectors alike keeps demand steady for notable cards from the set. The character's prominence in the set's narrative adds collectible value beyond pure gameplay considerations.