Gem Rates

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
Magikarp δ#069/110	Holon Phantoms	$115	25%	$424	3.7×	-25%	23	6
Lightning Energy#235/203	Evolving Skies	$8.10	50%	$50.00	6.2×	-25%	228	26
Brandon#203/195	Silver Tempest	$8.94	41%	$62.14	7×	-25%	97	55
Ho-Oh LEGEND#111/123	HeartGold SoulSilver	$195	3.3%	$5,000	25.7×	-25%	34	7
Pachirisu#138/91	Paldean Fates	$12.18	51%	$54.22	4.5×	-25%	72	53
Maushold#226/193	Paldea Evolved	$106	13%	$750	7.1×	-25%	387	53
Water Energy#231/198	Chilling Reign	$16.23	56%	$54.82	3.4×	-25%	223	48
Noibat#169/159	Journey Together	$6.35	30%	$77.99	12.3×	-25%	1,310	762
Druddigon#151/86	White Flare	$28.63	20%	$200	7×	-25%	167	69
Paldean Tauros#218/193	Paldea Evolved	$17.08	20%	$156	9.1×	-25%	362	64
N's Zorua#189/225	SVP Black Star Promos	$11.86	35%	$80.00	6.7×	-25%	2,401	460
Swinub#079/109	Team Rocket Returns	$23.00	49%	$74.40	3.2×	-25%	18	2
Sandaconda VMAX#206/198	Chilling Reign	$7.36	70%	$34.99	4.8×	-24%	104	12
Exploud#006/101	Hidden Legends	$49.49	28%	$200	4×	-24%	42	—
Swanna#110/86	White Flare	$13.55	24%	$120	8.9×	-24%	85	94
Iron Boulder ex#207/162	Temporal Forces	$28.27	45%	$89.49	3.2×	-24%	1,052	91
Zubat#082/109	Team Rocket Returns	$17.43	66%	$48.77	2.8×	-24%	25	5
Miriam#251/198	Scarlet & Violet	$29.30	34%	$119	4.1×	-24%	5,779	111
Reuniclus#171/162	Temporal Forces	$26.13	44%	$88.00	3.4×	-24%	515	120
Kieran#218/167	Twilight Masquerade	$34.38	49%	$91.25	2.7×	-24%	1,280	55
Gardevoir ex#233/91	Paldean Fates	$205	44%	$391	1.9×	-24%	9,097	135
Meltan#179/162	Temporal Forces	$6.30	41%	$57.70	9.2×	-24%	311	100
Duskull#068/64	Shrouded Fable	$59.98	38%	$171	2.9×	-24%	1,742	71
Vaporeon ex#149/131	Prismatic Evolutions	$305	25%	$990	3.2×	-24%	2,266	60
Basic Grass Energy#278/193	Paldea Evolved	$10.30	59%	$45.00	4.4×	-24%	210	68
Klink#139/86	Black Bolt	$8.67	26%	$100	11.5×	-24%	59	91
Dragonite δ#003/113	Delta Species	$400	8.1%	$4,000	10×	-24%	87	25
Red’s Challenge#213/214	Unbroken Bonds	$143	44%	$291	2×	-24%	1,031	8
Kiawe#144/147	Burning Shadows	$9.71	20%	$135	13.9×	-24%	75	22
Tyranitar#31/75	Neo Discovery	$20.24	10%	$338	16.7×	-24%	58	34
Mantyke#189/182	Paradox Rift	$39.84	38%	$130	3.3×	-24%	955	116
Garchomp & Giratina GX#247/236	Unified Minds	$120	46%	$242	2×	-24%	478	4
Crobat#003/101	Hidden Legends	$22.22	12%	$304	13.7×	-24%	27	3
Salvatore#212/162	Temporal Forces	$20.10	43%	$80.00	4×	-24%	372	96
Glaceon ex#150/131	Prismatic Evolutions	$299	33%	$760	2.5×	-23%	3,059	80
Volcarona#100/86	Black Bolt	$61.70	4.9%	$1,350	21.9×	-23%	17	57
Allister#TG24/189	Astral Radiance	$6.00	48%	$49.94	8.3×	-23%	153	37
Joltik#150/142	Stellar Crown	$8.42	40%	$63.79	7.6×	-23%	798	160
Ninetales#015/108	Evolutions	$5.44	3.5%	$675	124.1×	-23%	126	51
Celebi#003/102	Triumphant	$9.99	11%	$235	23.5×	-23%	39	2
Haxorus#147/86	Black Bolt	$75.78	39%	$200	2.6×	-23%	580	69
Sylveon ex#156/131	Prismatic Evolutions	$535	29%	$1,500	2.8×	-23%	3,173	70
Riolu#215/198	Scarlet & Violet	$38.95	14%	$350	9×	-23%	954	39
Pikachu δ#079/110	Holon Phantoms	$131	21%	$580	4.4×	-23%	72	13
Mienfoo#133/86	White Flare	$11.38	27%	$105	9.2×	-23%	108	72
Ledian#144/142	Stellar Crown	$6.48	43%	$56.99	8.8×	-23%	706	163
Espeon V#180/203	Evolving Skies	$240	50%	$406	1.7×	-23%	6,559	23
Aegislash VMAX#190/185	Vivid Voltage	$7.88	64%	$40.00	5.1×	-23%	475	50