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 |
|---|---|---|---|---|---|---|---|---|
 Pikachu#307 | Sun & Moon Promos | $59.99 | 69% | $420 | 7× | +240% | 901 | 1 |
 Rayquaza#232 | XY Promos |
| $448 |
| 60% |
| $2,680 |
| 6× |
| +240% |
| 1,537 |
| 8 |
 Beedrill δ#10/86 | Holon Research Tower | $49.99 | 44% | $575 | 11.5× | +239% | 27 | 1 |
 Salamence#46/54 | Rulers of the Heavens | $15.99 | 30% | $465 | 29.1× | +239% | 35 | 2 |
 Pikachu#124 | Sword & Shield Promos | $33.49 | 83% | $238 | 7.1× | +238% | 11,425 | 19 |
 Articuno#017/171 | The Best of XY | $6.52 | 86% | $124 | 19.1× | +238% | 65 | 2 |
 Pikachu#272 | Sword & Shield Promos | $17.10 | 89% | $158 | 9.2× | +234% | 16,133 | 59 |
 Slowbro-EX#262 | XY Promos | $6.74 | 71% | $150 | 22.3× | +233% | 321 | — |
 Pikachu#175 | XY Promos | $900 | 68% | $4,500 | 5× | +233% | 2,088 | 4 |
 Pikachu VMAX#279/184 | VMAX Climax | $39.22 | 91% | $233 | 5.9× | +231% | 5,940 | 4 |
 M Gyarados-EX#19/80 | Rage of the Broken Heavens | $55.00 | 78% | $337 | 6.1× | +228% | 35 | — |
 Mario Pikachu#293 | XY Promos | $2,200 | 75% | $9,680 | 4.4× | +227% | 2,353 | 5 |
 Pretend Grunt Pikachu#14 | Sun & Moon Promos | $700 | 64% | $3,681 | 5.3× | +224% | 1,769 | 8 |
 Pikachu V#122 | Sword & Shield Promos | $9.11 | 90% | $123 | 13.5× | +224% | 3,044 | 2 |
 Ditto#309/190 | Shiny Treasure ex | $17.53 | 85% | $163 | 9.3× | +223% | 534 | 5 |
 All-Night Party#139 | XY Promos | $60.00 | 74% | $370 | 6.2× | +223% | 1,055 | 8 |
 Rayquaza V#210 | Sword & Shield Promos | $29.98 | 88% | $200 | 6.7× | +221% | 2,406 | 7 |
 Zoroark BREAK#075/171 | The Best of XY | $6.99 | 79% | $130 | 18.6× | +221% | 101 | 1 |
 Pikachu#367 | Sun & Moon Promos | $27.67 | 67% | $250 | 9× | +218% | 2,220 | 2 |
 Eevee#14/20 | Shiny Collection | $54.99 | 55% | $460 | 8.4× | +218% | 921 | 2 |
 Umbreon#161 | Sword & Shield Promos | $20.65 | 77% | $189 | 9.2× | +217% | 952 | 3 |
 Zekrom#55/53 | White Collection | $99.95 | 39% | $1,000 | 10× | +215% | 204 | 1 |
 M Salamence-EX#257 | XY Promos | $41.74 | 77% | $272 | 6.5× | +213% | 473 | 1 |
 Pikachu V#222/184 | VMAX Climax | $57.61 | 81% | $320 | 5.6× | +212% | 7,049 | 7 |
 Pikachu#54/49 | Dream League | $117 | 88% | $499 | 4.3× | +211% | 15,160 | 9 |
 Darkrai & Cresselia LEGEND#36/40 | Lost Link | $60.00 | 48% | $550 | 9.2× | +209% | 376 | — |
 Rayquaza VMAX#82/67 | Blue Sky Stream | $72.33 | 90% | $330 | 4.6× | +206% | 748 | — |
 Rayquaza-GX#101/96 | Sky-Splitting Charisma | $60.00 | 60% | $433 | 7.2× | +205% | 577 | — |
 Poncho-wearing Eevee#141 | Sun & Moon Promos | $663 | 31% | $6,750 | 10.2× | +205% | 872 | 5 |
 Pikachu#199 | Sun & Moon Promos | $400 | 43% | $3,007 | 7.5× | +204% | 828 | 1 |
 Mewtwo & Mew-GX#98/94 | Miracle Twin | $410 | 38% | $3,488 | 8.5× | +203% | 2,124 | 3 |
 Charizard ex#134/108 | Ruler of the Black Flame | $145 | 88% | $580 | 4× | +201% | 18,971 | 3 |
 Mewtwo#202 | XY Promos | $49.99 | 75% | $300 | 6× | +200% | 413 | 2 |
 Pikachu#108 | Sun & Moon Promos | $70.00 | 66% | $429 | 6.1× | +199% | 1,236 | 5 |
 Metagross-EX#101 | XY Promos | $9.81 | 83% | $125 | 12.7× | +198% | 474 | 1 |
 Pikachu & Zekrom-GX#31/95 | Tag Bolt | $20.33 | 77% | $175 | 8.6× | +198% | 4,502 | 52 |
 Mimikyu V#73/70 | Single Strike Master | $30.03 | 87% | $188 | 6.3× | +197% | 516 | 1 |
 Gentlemanly Pikachu#210 | Sun & Moon Promos | $300 | 47% | $2,037 | 6.8× | +197% | 1,077 | 1 |
 Charizard#366 | Sun & Moon Promos | $62.31 | 65% | $396 | 6.4× | +196% | 1,091 | 2 |
 Sylveon#141 | XY Promos | $41.67 | 67% | $290 | 7× | +193% | 578 | — |
 Marowak δ#58/86 | Holon Research Tower | $25.00 | 29% | $500 | 20× | +193% | 12 | 1 |
 Latias δ#41/86 | Holon Research Tower | $34.99 | 27% | $661 | 18.9× | +192% | 35 | — |
 Electivire FB LV.X#039/100 | Beat of the Frontier | $19.99 | 49% | $268 | 13.4× | +190% | 21 | — |
 Mew VMAX#054/172 | VSTAR Universe | $6.25 | 89% | $102 | 16.3× | +190% | 4,223 | 35 |
 Yokohama's Pikachu#283 | Sun & Moon Promos | $239 | 58% | $1,325 | 5.5× | +189% | 2,945 | 7 |
 Rayquaza VMAX#284/184 | VMAX Climax | $46.82 | 87% | $237 | 5.1× | +188% | 2,603 | 1 |
 Pikachu ex#132/106 | Super Electric Breaker | $210 | 89% | $753 | 3.6× | +186% | 18,936 | 10 |
 Pikachu VMAX#265 | Sword & Shield Promos | $13.25 | 81% | $135 | 10.2× | +185% | 16,239 | 46 |
 Pikachu#236/190 | Shiny Treasure ex | $47.51 | 80% | $257 | 5.4× | +184% | 9,623 | 8 |
 Pikachu ex#236/187 | Terastal Festival ex | $58.82 | 81% | $295 | 5× | +184% | 11,117 | 9 |
Grade ROI assumes a flat ~$25 grading fee. Run the exact numbers
