Ungraded vs PSA 10 Magnetic Storm #91: price difference
Magnetic Storm #91 value — Ungraded $2 vs PSA 10 $84. PSA 10 sells for 42× Ungraded (+4100%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 42× (+4100%) the Ungraded price — a $82 difference per card.
Grade 9 sells for 8× (+700%) the Ungraded price — a $14 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Magnetic Storm #91, the jump from Ungraded to PSA 10 is worth $82 (42×) — 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).