Professor Onyx (Strixhaven: School of Mages) — Market vs Foil: which is worth more?
Professor Onyx (Strixhaven: School of Mages) value — Market $5.51 vs Foil $7.01. Foil sells for 1.27× Market (+27%). Prices updated September 2026.
Medians of real sold listings per condition, updated September 2026 — how we compute values.
Market vs Foil
$5.51→$7.01
Foil sells for 1.27× (+27%) the Market price — a $1.5 difference per card.
Is complete worth it?
Foil $7.01 vs Market $5.51 — a $1.5 premium (+27%). If you're holding the box and manual, completing a loose copy pays when that premium beats what the missing pieces cost you.
Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).