![Flygon [Reverse Holo] #99](/api/images/junkpal-products/cards/flygon-reverse-holo-99-pokemon-boundaries-crossed-card/img0/cover.webp)
Ungraded vs PSA 10 Flygon [Reverse Holo] #99: price difference
Flygon [Reverse Holo] #99 value — Ungraded $9 vs PSA 10 $143. PSA 10 sells for 15.89× Ungraded (+1489%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 15.89× (+1489%) the Ungraded price — a $134 difference per card.
Grade 9 sells for 6.89× (+589%) the Ungraded price — a $53 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Flygon [Reverse Holo] #99, the jump from Ungraded to PSA 10 is worth $134 (15.89×) — 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).