![Professor Elm's Training Method [Reverse Holo] #89](/api/images/junkpal-products/cards/professor-elm-s-training-method-reverse-holo-89-pokemon-unseen-forces-card/img0/cover.webp)
Ungraded vs PSA 10 Professor Elm's Training Method [Reverse Holo] #89: price difference
Professor Elm's Training Method [Reverse Holo] #89 value — Ungraded $12 vs PSA 10 $205. PSA 10 sells for 17.08× Ungraded (+1608%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 17.08× (+1608%) the Ungraded price — a $193 difference per card.
Grade 9 sells for 8.83× (+783%) the Ungraded price — a $94 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Professor Elm's Training Method [Reverse Holo] #89, the jump from Ungraded to PSA 10 is worth $193 (17.08×) — 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).