![Butterfree [Reverse Holo] #21](/api/images/junkpal-products/cards/butterfree-reverse-holo-21-pokemon-legendary-collection-card/img0/cover.webp)
Ungraded vs PSA 10 Butterfree [Reverse Holo] #21: price difference
Butterfree [Reverse Holo] #21 value — Ungraded $122 vs PSA 10 $4302. PSA 10 sells for 35.26× Ungraded (+3426%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 35.26× (+3426%) the Ungraded price — a $4,180 difference per card.
PSA 10 sells for 8.85× (+785%) the Grade 9 price — a $3,816 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Butterfree [Reverse Holo] #21, the jump from Ungraded to PSA 10 is worth $4,180 (35.26×) — 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).