Cards ranked by grading upside — PSA gem rate, raw-to-PSA-10 multiple, and probability-weighted grading ROI. Including thin, low-sale markets.
| Card | Set | Raw | Gem rate | PSA 10 | Multiple | Grade ROI | Pop 10 | Sales 30D |
|---|---|---|---|---|---|---|---|---|
 Gardevoir & Sylveon-GX#61/55 | Night Unison | $400 | 33% | $550 | 1.4× | -58% | 1,661 | — |
 Rayquaza Spirit Link |
| XY Promos |
| $79.99 |
| 52% |
| $87.50 |
| 1.1× |
| -57% |
| 166 |
| 2 |
 Poppy#138/108 | Ruler of the Black Flame | $7.18 | 41% | $34.56 | 4.8× | -56% | 858 | — |
 Wally's Compassion#91/63 | Mega Symphonia | $13.08 | 53% | $35.50 | 2.7× | -51% | 564 | 2 |
 Single Strike Urshifu VMAX#239/184 | VMAX Climax | $9.99 | 89% | $20.00 | 2× | -49% | 704 | — |
 Sightseer#94/94 | Miracle Twin | $9.92 | 46% | $41.00 | 4.1× | -46% | 1,044 | 1 |
 Roxie#197/173 | TAG TEAM GX: Tag All Stars | $80.23 | 62% | $95.00 | 1.2× | -44% | 1,561 | 2 |
 Lillie#80 | Sun & Moon Promos | $495 | 33% | $914 | 1.8× | -42% | 1,342 | 2 |
 M Venusaur-EX#89/87 | Expansion Pack 20th Anniversary | $400 | 81% | $318 | 0.8× | -40% | 488 | — |
 Drayton#90/64 | Paradise Dragona | $7.00 | 72% | $27.50 | 3.9× | -38% | 309 | — |
 Tyranitar-GX#107/95 | Super-Burst Impact | $80.00 | 64% | $103 | 1.3× | -37% | 233 | — |
 Slowpoke#219/190 | Shiny Treasure ex | $6.34 | 87% | $22.89 | 3.6× | -37% | 433 | 1 |
 Skeledirge ex#97/73 | Triplet Beat | $46.04 | 92% | $50.00 | 1.1× | -35% | 2,717 | 1 |
 Tinkatink#76/71 | Clay Burst | $5.79 | 85% | $23.50 | 4.1× | -35% | 2,116 | 3 |
 Toxtricity VMAX#315/190 | Shiny Star V | $5.19 | 92% | $21.50 | 4.1× | -34% | 404 | 4 |
 N's Resolve#66/49 | Dream League | $55.36 | 64% | $83.50 | 1.5× | -34% | 3,101 | 1 |
 Geeta#137/108 | Ruler of the Black Flame | $6.18 | 49% | $42.50 | 6.9× | -34% | 822 | — |
 Hapu#195/173 | TAG TEAM GX: Tag All Stars | $23.82 | 63% | $51.61 | 2.2× | -33% | 571 | 1 |
 Wishiwashi#53/49 | Dream League | $17.81 | 90% | $32.06 | 1.8× | -32% | 3,456 | 2 |
 Dewott#103/86 | White Flare | $11.41 | 86% | $28.55 | 2.5× | -32% | 462 | 2 |
 Swablu#202/172 | VSTAR Universe | $13.73 | 81% | $32.50 | 2.4× | -32% | 4,987 | 4 |
 Dendra#99/73 | Triplet Beat | $50.51 | 63% | $81.00 | 1.6× | -32% | 7,494 | 3 |
 Tropius#14/82 | Clash of the Blue Sky | $6.50 | 19% | $116 | 17.8× | -32% | 5 | 1 |
 Rapidash#23/82 | Flight of Legends | $49.99 | 44% | $117 | 2.3× | -32% | 24 | — |
 Penny#105/78 | Scarlet ex | $17.12 | 64% | $44.99 | 2.6× | -31% | 2,837 | 2 |
 Perrin#92/66 | Crimson Haze | $103 | 59% | $150 | 1.5× | -31% | 4,204 | 6 |
 Milcery#110/102 | Stellar Miracle | $7.03 | 70% | $31.45 | 4.5× | -31% | 815 | 2 |
 Miriam#100/78 | Violet ex | $13.08 | 46% | $58.23 | 4.5× | -30% | 9,467 | — |
 Lady#114/100 | Lost Abyss | $13.53 | 83% | $32.51 | 2.4× | -30% | 7,643 | — |
 Kieran#230/187 | Terastal Festival ex | $5.69 | 66% | $32.99 | 5.8× | -29% | 1,046 | 1 |
 Blastoise & Piplup-GX#76/64 | Remix Bout | $60.87 | 51% | $120 | 2× | -29% | 380 | 4 |
 N's Plot#165/86 | Black Bolt | $5.02 | 50% | $42.49 | 8.5× | -29% | 566 | 2 |
 N's Plot#173/86 | Black Bolt | $55.97 | 42% | $140 | 2.5× | -28% | 2,587 | 5 |
 Munkidori#107/101 | Mask of Change | $5.66 | 89% | $25.75 | 4.5× | -25% | 574 | 1 |
 Sandy Shocks ex#89/66 | Ancient Roar | $9.05 | 92% | $28.00 | 3.1× | -25% | 303 | 2 |
 Hilda#166/86 | White Flare | $7.86 | 44% | $56.61 | 7.2× | -24% | 1,041 | 2 |
 Furisode Girl#82/68 | Incandescent Arcana | $17.92 | 81% | $40.00 | 2.2× | -24% | 10,384 | — |
 Meowth VMAX#29 | Sword & Shield Promos | $130 | 88% | $134 | 1× | -24% | 354 | — |
 Eri#96/71 | Wild Force | $13.67 | 59% | $49.99 | 3.7× | -24% | 530 | 1 |
 Jellicent ex#170/86 | White Flare | $17.08 | 88% | $36.71 | 2.1× | -24% | 694 | 5 |
 Hydrapple ex#127/102 | Stellar Miracle | $21.07 | 90% | $40.00 | 1.9× | -22% | 791 | 7 |
 Cassiopeia#91/64 | Night Wanderer | $21.45 | 61% | $59.99 | 2.8× | -22% | 1,505 | 5 |
 Tulip#92/66 | Future Flash | $13.21 | 60% | $50.00 | 3.8× | -22% | 517 | — |
 Lana's Aid#93/66 | Crimson Haze | $22.10 | 60% | $62.00 | 2.8× | -21% | 2,655 | 2 |
 Gengar LV.X#43/90 | Advent of Arceus | $180 | 30% | $539 | 3× | -21% | 54 | — |
 Latios-GX#99/94 | Miracle Twin | $18.03 | 52% | $65.90 | 3.7× | -20% | 246 | — |
 Iron Valiant ex#93/66 | Future Flash | $6.96 | 89% | $28.75 | 4.1× | -20% | 209 | 1 |
 Boss's Orders#100/73 | Triplet Beat | $16.46 | 68% | $49.00 | 3× | -20% | 596 | 2 |
 Audino#156/86 | Black Bolt | $14.77 | 80% | $39.98 | 2.7× | -20% | 272 | 4 |
 Hisuian Lilligant V#69/67 | Time Gazer | $22.95 | 86% | $45.00 | 2× | -19% | 665 | 1 |
Grade ROI assumes a flat ~$25 grading fee. Run the exact numbers
