Best Mega Evolution Black Star Promos Cards to Grade

The Mega Evolution Black Star Promos cards where grading adds the 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: Haunter at +$1,235 best-case net.

Best cards to grade, ranked by risk-adjusted grading profit
#	Card	Raw	PSA 10	Cost	Net (best)	Risk-adj.
1	HaunterMega Evolution Black Star Promos #27 · 8.3% gem rate	$59	$1,413	$119	+$1,235	+$3
2	AlakazamMega Evolution Black Star Promos #3 · 8.5% gem rate	$22	$655	$87	+$546	−$24
3	PsyduckMega Evolution Black Star Promos #7 · 20.2% gem rate	$10	$400	$74	+$316	+$20
4	CeruledgeMega Evolution Black Star Promos #14 · 29.9% gem rate	$14	$400	$74	+$312	+$64
5	N's ZekromMega Evolution Black Star Promos #31	$13	$362	$74	+$275	—
6	FlygonMega Evolution Black Star Promos #16 · 20.4% gem rate	$15	$251	$73	+$164	−$17
7	ZacianMega Evolution Black Star Promos #15 · 21.4% gem rate	$13	$204	$72	+$119	−$25
8	RioluMega Evolution Black Star Promos #10	$15	$203	$72	+$115	—
9	InteleonMega Evolution Black Star Promos #2 · 12.5% gem rate	$15	$200	$72	+$114	−$32
10	MeganiumMega Evolution Black Star Promos #1 · 14.9% gem rate	$78	$255	$73	+$104	−$52
11	AlakazamMega Evolution Black Star Promos #9	$12	$185	$72	+$101	—
12	Mega Charizard X exMega Evolution Black Star Promos #23 · 46.8% gem rate	$43	$204	$72	+$89	+$7
13	CharmanderMega Evolution Black Star Promos #38 · 86.4% gem rate	$45	$202	$72	+$85	+$65
14	ToxtricityMega Evolution Black Star Promos #17 · 16.7% gem rate	$39	$192	$72	+$81	−$37
15	LunatoneMega Evolution Black Star Promos #4 · 13% gem rate	$25	$162	$72	+$65	−$30
16	MeloettaMega Evolution Black Star Promos #26 · 22.8% gem rate	$15	$149	$71	+$62	−$39
17	BulbasaurMega Evolution Black Star Promos #37 · 81.2% gem rate	$28	$153	$72	+$53	+$32
18	SquirtleMega Evolution Black Star Promos #39 · 81% gem rate	$34	$154	$72	+$49	+$27
19	Oricorio exMega Evolution Black Star Promos #24 · 51.2% gem rate	$10	$126	$71	+$44	−$7
20	Mega Lucario exMega Evolution Black Star Promos #33 · 78.1% gem rate	$14	$108	$71	+$23	+$4

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).

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