Ungraded vs PSA 10 Mewtwo #20: price difference
Mewtwo #20 value — Ungraded $446 vs PSA 10 $12980. PSA 10 sells for 29.1× Ungraded (+2810%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 29.1× (+2810%) the Ungraded price — a $12,534 difference per card.
Grade 9 sells for 7.18× (+618%) the Ungraded price — a $2,755 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Mewtwo #20, the jump from Ungraded to PSA 10 is worth $12,534 (29.1×) — 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).