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 |
|---|---|---|---|---|---|---|---|---|
 Blastoise#014/100 | Crystal Guardians | $128 | 19% | $338 | 2.6× | -57% | 69 | 2 |
 Scyther#10/64 | Jungle | $57.23 |
| 1.6% |
| $2,250 |
| 39.3× |
| -57% |
| 93 |
| 45 |
 Basic Fighting Energy#258/198 | Scarlet & Violet | $7.80 | 35% | $39.79 | 5.1× | -58% | 178 | 1 |
 Peonia#196/198 | Chilling Reign | $10.39 | 45% | $33.21 | 3.2× | -58% | 274 | 3 |
 Ultra Ball#186/172 | Brilliant Stars | $19.91 | 39% | $48.00 | 2.4× | -58% | 368 | 3 |
 Gyarados#006/102 | Base | $54.63 | 2% | $1,637 | 30× | -59% | 7 | 23 |
 Alomomola#108/86 | Black Bolt | $27.33 | 26% | $82.00 | 3× | -59% | 49 | 2 |
 Pikachu#072/100 | Sandstorm | $66.95 | 29% | $128 | 1.9× | -59% | 108 | 6 |
 Energy Switch#212/195 | Silver Tempest | $10.50 | 61% | $23.53 | 2.2× | -60% | 174 | 1 |
 Boss's Orders#248/193 | Paldea Evolved | $11.54 | 42% | $34.99 | 3× | -60% | 223 | 1 |
 Janine's Secret Art#173/131 | Prismatic Evolutions | $27.17 | 27% | $77.49 | 2.9× | -60% | 327 | 3 |
 Elgyem#120/86 | Black Bolt | $13.09 | 18% | $83.06 | 6.3× | -60% | 49 | 4 |
 N's Zoroark ex#189/159 | Journey Together | $17.61 | 18% | $92.50 | 5.3× | -60% | 698 | 14 |
 Feraligatr#004/115 | Unseen Forces | $233 | 14% | $713 | 3.1× | -60% | 50 | 1 |
 Latias ex#076/191 | Surging Sparks | $5.24 | 28% | $42.99 | 8.2× | -61% | 182 | 6 |
 Colress's Tenacity#087/64 | Shrouded Fable | $7.56 | 51% | $25.00 | 3.3× | -61% | 115 | — |
 Koffing#SV076/72 | Shining Fates | $15.52 | 55% | $28.21 | 1.8× | -61% | 81 | — |
 Recycle Energy#105/111 | Neo Genesis | $5.17 | 29% | $39.50 | 7.6× | -61% | 15 | — |
 Zoroark#143/86 | White Flare | $81.70 | 19% | $215 | 2.6× | -62% | 206 | 9 |
 Boss's Orders#TG24/196 | Lost Origin | $11.30 | 50% | $27.19 | 2.4× | -62% | 207 | — |
 Palkia#SL8/95 | Call of Legends | $295 | 2.9% | $4,198 | 14.2× | -62% | 18 | 4 |
 Nidorina δ#034/101 | Dragon Frontiers | $45.70 | 7.3% | $363 | 7.9× | -62% | 3 | 1 |
 Lampent#102/86 | White Flare | $16.56 | 16% | $99.99 | 6× | -63% | 40 | 1 |
 Skwovet#222/198 | Scarlet & Violet | $8.17 | 13% | $96.01 | 11.8× | -63% | 105 | 1 |
 Koga's Ditto#010/132 | Gym Challenge | $65.56 | 7.7% | $436 | 6.6× | -63% | 127 | — |
 Boss's Orders#265/193 | Paldea Evolved | $20.91 | 34% | $49.00 | 2.3× | -63% | 333 | 3 |
 Shining Noctowl#110/105 | Neo Destiny | $340 | 8% | $1,658 | 4.9× | -63% | 275 | 8 |
 Pikachu#060/106 | Emerald | $65.76 | 5.2% | $638 | 9.7× | -64% | 28 | 4 |
 Unfair Stamp#165/167 | Twilight Masquerade | $16.75 | 52% | $28.95 | 1.7× | -64% | 151 | 1 |
 Gigalith#129/86 | White Flare | $18.64 | 15% | $103 | 5.5× | -64% | 32 | 3 |
 Hero's Cape#152/162 | Temporal Forces | $21.93 | 41% | $39.99 | 1.8× | -65% | 123 | 3 |
 Night Stretcher#173/132 | Mega Evolution | $5.94 | 52% | $21.00 | 3.5× | -65% | 180 | — |
 Wiglett#206/198 | Scarlet & Violet | $30.01 | 9.5% | $205 | 6.8× | -65% | 111 | 1 |
 Basic Metal Energy#099/64 | Shrouded Fable | $37.01 | 49% | $45.00 | 1.2× | -65% | 81 | — |
 Briar#171/142 | Stellar Crown | $13.13 | 24% | $55.00 | 4.2× | -65% | 387 | 2 |
 Here Comes Team Rocket!#71/82 | Team Rocket | $10.42 | 12% | $100 | 9.6× | -65% | 31 | 2 |
 Flareon#19/64 | Jungle | $15.95 | 11% | $128 | 8× | -65% | 160 | 4 |
 Mabosstiff#218/198 | Scarlet & Violet | $7.72 | 17% | $68.00 | 8.8× | -66% | 124 | 2 |
 Pheromosa#SV5/94 | Hidden Fates Shiny Vault | $9.91 | 55% | $21.50 | 2.2× | -66% | 728 | 3 |
 Iono's Bellibolt ex#188/159 | Journey Together | $19.89 | 17% | $89.00 | 4.5× | -66% | 616 | 10 |
 Crispin#164/142 | Stellar Crown | $12.09 | 35% | $34.99 | 2.9× | -67% | 196 | 2 |
 Swadloon#088/86 | White Flare | $10.91 | 19% | $61.00 | 5.6× | -68% | 42 | 10 |
 Drayton#244/191 | Surging Sparks | $8.38 | 27% | $38.63 | 4.6× | -68% | 200 | 4 |
 Crispin#171/131 | Prismatic Evolutions | $41.96 | 29% | $71.50 | 1.7× | -69% | 249 | 9 |
 Giovanni's Machamp#006/132 | Gym Challenge | $76.53 | 7.8% | $395 | 5.2× | -70% | 170 | — |
 Dark Ariados#030/109 | Team Rocket Returns | $38.61 | 32% | $59.99 | 1.6× | -70% | 26 | — |
 Moltres#12/62 | Fossil | $62.34 | 1.2% | $2,250 | 36.1× | -70% | 96 | 60 |
 Mewtwo-EX#54/99 | Next Destinies | $26.84 | 18% | $81.99 | 3.1× | -72% | 45 | 4 |
 Mewtwo#14/53 | Wizards Black Star Promos | $28.39 | 7.4% | $202 | 7.1× | -72% | 321 | 32 |
Grade ROI assumes a flat ~$25 grading fee. Run the exact numbers
