![Slaking [Reverse Holo] #13](/api/images/junkpal-products/cards/slaking-reverse-holo-13-pokemon-power-keepers-card/img0/cover.webp)
Ungraded vs PSA 10 Slaking [Reverse Holo] #13: price difference
Slaking [Reverse Holo] #13 value — Ungraded $11 vs PSA 10 $920. PSA 10 sells for 83.64× Ungraded (+8264%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 83.64× (+8264%) the Ungraded price — a $909 difference per card.
PSA 10 sells for 13.14× (+1214%) the Grade 9 price — a $850 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Slaking [Reverse Holo] #13, the jump from Ungraded to PSA 10 is worth $909 (83.64×) — 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).