![Moon Knight [Red] #MM21 2017 Spider Man Metals Marvel](/api/images/junkpal-products/sports/moon-knight-red-mm21-marvel-2017-spider-man-metals-sport/cover.webp)
Ungraded vs Grade 9 Moon Knight [Red] #MM21 2017 Spider Man Metals Marvel: price difference
Moon Knight [Red] #MM21 2017 Spider Man Metals Marvel value — Ungraded $136 vs Grade 9 $363. Grade 9 sells for 2.67× Ungraded (+167%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 sells for 2.67× (+167%) the Ungraded price — a $227 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Moon Knight [Red] #MM21 2017 Spider Man Metals Marvel, the jump from Ungraded to Grade 9 is worth $227 (2.67×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).