Best Psyduck Cards to Grade

The Psyduck cards where grading pays off most — ranked by net profit from raw to PSA 10 after real grading costs, with each card's estimated gem rate and risk-adjusted return. Top pick: Psyduck (Aquapolis) at +$2,449 best-case net.

Best cards to grade, ranked by risk-adjusted grading profit

#	Card	Raw	PSA 10	Cost	Net (best)	Risk-adj.
1	PsyduckAquapolis #104 · 12.5% gem rate	$178	$2,850	$223	+$2,449	+$252
2	Slowpoke & Psyduck-GXUnified Minds #218 · 41.7% gem rate	$307	$2,350	$128	+$1,915	+$784
3	Misty's PsyduckGym Heroes #54	$8	$1,000	$90	+$902	—
4	PsyduckSM Black Star Promos #SM199 · 19.1% gem rate	$13	$1,000	$90	+$897	+$112
5	Slowpoke & Psyduck-GXUnified Minds #239 · 36.8% gem rate	$201	$1,075	$116	+$758	+$205
6	PsyduckWizards Black Star Promos #20 · 37.5% gem rate	$76	$690	$87	+$527	+$195
7	PsyduckTeam Rocket Returns #70 · 31.2% gem rate	$30	$620	$86	+$504	+$148
8	PsyduckLegendary Collection #88 · 40.4% gem rate	$10	$600	$86	+$504	+$172
9	Slowpoke & Psyduck-GXUnified Minds #35 · 38.9% gem rate	$143	$659	$87	+$430	+$121
10	PsyduckTeam Magma vs Team Aqua #44 · 28.9% gem rate	$31	$534	$85	+$418	+$91
11	Slowpoke & Psyduck-GXUnified Minds #217 · 37.5% gem rate	$149	$649	$86	+$414	+$102
12	PsyduckSandstorm #73 · 20.2% gem rate	$17	$478	$75	+$386	+$32
13	PsyduckNeo Destiny #79 · 28.2% gem rate	$43	$510	$85	+$382	+$61
14	Misty's PsyduckGym Challenge #90 · 17.5% gem rate	$6	$456	$75	+$375	+$18
15	PsyduckPlatinum #87 · 3.8% gem rate	$24	$423	$74	+$325	−$43
16	PsyduckMega Evolution Black Star Promos #7 · 20.2% gem rate	$10	$400	$74	+$316	+$20
17	Misty's PsyduckDestined Rivals #193 · 29.6% gem rate	$61	$425	$74	+$290	+$44
18	Sabrina's PsyduckGym Challenge #99 · 21.2% gem rate	$6	$368	$74	+$288	+$21
19	Psyduck151 #175 · 30.8% gem rate	$68	$408	$74	+$266	+$34
20	PsyduckAscended Heroes #226 · 63.2% gem rate	$78	$380	$74	+$228	+$131
21	Psyduck δHolon Phantoms #81 · 18.3% gem rate	$19	$255	$73	+$163	+$29
22	PsyduckHS—Triumphant #74 · 2.4% gem rate	$17	$170	$72	+$82	−$45
23	PsyduckBoundaries Crossed #32 · 6.7% gem rate	$16	$159	$72	+$70	−$45
24	PsyduckSecret Wonders #100 · 0% gem rate	$8	$136	$71	+$56	−$58

Net (best) = PSA 10 value − raw value − grading cost (PSA fees as of 2026-06-28). Risk-adjusted weights every grade by its estimated likelihood from PSA population (cumulative and biased toward nicer copies — a guide, not a guarantee).

← All Psyduck cardsGrading ROI indexROI calculator