![Houndoom [Reverse Holo] #18](/api/images/junkpal-products/cards/houndoom-reverse-holo-18-pokemon-great-encounters-card/img0/cover.webp)
Ungraded vs PSA 10 Houndoom [Reverse Holo] #18: price difference
Houndoom [Reverse Holo] #18 value — Ungraded $18 vs PSA 10 $816. PSA 10 sells for 45.33× Ungraded (+4433%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 45.33× (+4433%) the Ungraded price — a $798 difference per card.
PSA 10 sells for 12.55× (+1155%) the Grade 9 price — a $751 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Houndoom [Reverse Holo] #18, the jump from Ungraded to PSA 10 is worth $798 (45.33×) — 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).