![Turtle Oath [1st Edition] MRL-066](/api/images/junkpal-products/cards/turtle-oath-1st-edition-mrl-066-yugioh-magic-ruler-card/img0/cover.webp)
Grade 9 vs PSA 10 Turtle Oath [1st Edition] MRL-066: price difference
Turtle Oath [1st Edition] MRL-066 value — Grade 9 $8 vs PSA 10 $49. PSA 10 sells for 6.13× Grade 9 (+513%). Prices updated July 2026.
↘ Falling · -53%
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$8→$49
PSA 10 sells for 6.13× (+513%) the Grade 9 price — a $41 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Turtle Oath [1st Edition] MRL-066, the jump from Grade 9 to PSA 10 is worth $41 (6.13×) — 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).