Mewtwo GX #78
SetShining Legends
Year2017
Ungraded
$600.32+$27.82
405 sales · last Aug 17, 2026
PSA 3
$401.00+$66.00
10 sales · last May 30, 2026
CGC 3
$120.00
1 sales · last Jun 2, 2025
PSA 4
$500.00+$150.00
16 sales · last Jun 13, 2026
CGC 4.5
$198.00
1 sales · last Jan 12, 2026
PSA 5
$400.00+$69.99
18 sales · last Jun 10, 2026
CGC 5
$222.00
1 sales · last Jan 5, 2026
PSA 6
$599.00+$186.49
33 sales · last Jul 22, 2026
CGC 6.5
$699.00
1 sales · last Jul 30, 2026
Grade 7
$545.00+$73.00
10 sales · last Apr 17, 2026
CGC 7
$533.00
1 sales · last Mar 23, 2026
BGS 7
$468.00
1 sales · last Jan 5, 2026
PSA 7
$750.00+$218.63
33 sales · last Jul 17, 2026
CGC 7.5
$444.00
1 sales · last Apr 27, 2026
BGS 7.5
$280.00
1 sales · last Aug 28, 2025
Grade 8
$699.00
3 sales · last May 9, 2026
CGC 8
$720.00+$220.00
8 sales · last Jun 22, 2026
PSA 8
$928.92+$34.10
115 sales · last Jul 22, 2026
BGS 8
$710.00
1 sales · last Apr 26, 2026
CGC 8.5
$600.00
3 sales · last Mar 10, 2026
BGS 8.5
$1,000.00+$168.00
8 sales · last Jul 5, 2026
PSA 8.5
$1,275.00
1 sales · last Jul 4, 2026
Grade 9
$1,082.56
1 sales · last Apr 23, 2026
PSA 9
$1,700.00−$1.08
158 sales · last Aug 17, 2026
BGS 9
$1,550.00
3 sales · last Jun 7, 2026
CGC 9
$1,040.00+$807.20
7 sales · last Jun 24, 2026
Grade 9.5
$710.00
3 sales · last Aug 26, 2025
BGS 9.5
$5,000.00+$1550.00
26 sales · last Jun 1, 2026
CGC 9.5
$723.50
4 sales · last Sep 27, 2025
PSA 10
$9,316.28+$1211.28
118 sales · last Aug 17, 2026
CGC 10
$2,209.50
2 sales · last Mar 8, 2026
BGS 10
$13,301.00
1 sales · last Jun 21, 2026
CGC Pristine 10
$1,830.00
1 sales · last Oct 7, 2024
BGS Black Label 10
$75,100.00
1 sales · last Jun 3, 2026
Mewtwo GX #78 price guide
Mewtwo GX #78 is a collectible Pokémon card from the Shining Legends expansion (2017). Setlot tracks 997 recorded sales for this card across 34 grade tiers, 409 of them in the last 90 days. PSA 10 copies have a 90-day median of $9,316.28. Ungraded copies currently trade around $600.32. The top grade commands 125× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $75,100.00 (BGS Black Label 10, Jun 3, 2026). 37 listings are live right now with asks from $12.00.
Price history
Grading premium
Median graded price vs. the ungraded copy ($600.32) — a rough read on whether grading pays off.
PSA 3
0.7×
$401.00
CGC 3
0.2×
$120.00
PSA 4
0.8×
$500.00
CGC 4.5
0.3×
$198.00
PSA 5
0.7×
$400.00
CGC 5
0.4×
$222.00
PSA 6
1.0×
$599.00
CGC 6.5
1.2×
$699.00
Grade 7
0.9×
$545.00
CGC 7
0.9×
Live listings
Search on eBay ↗Lowest asks per grade. Older listings may have ended — “seen” is when we last confirmed each one.
| Grade | Listing | Marketplace | Seen | Price |
|---|---|---|---|---|
| Ungraded 11 tracked | Mewtwo GX Full Art Shining Legends 78/73 Pokemon Extended Art Case your_office_solutions | eBay | 3mo ago | $12.00↗ |
| Mewtwo GX 78/73 - Shining Legends Secret Rare - Pokemon - MP peeb3r | eBay | 3mo ago |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 233 | $600.32 | $12.00 – $9,000.00 |
| PSA 4 | 2 | $559.74 | $450.00 – $669.48 |
| PSA 5 | 1 | $680.22 | $680.22 |
| PSA 6 | 2 | $1,000.00 | $1,000.00 |
| CGC 6.5 | 1 | $699.00 | $699.00 |
| PSA 7 | 11 | $750.00 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Aug 17, 2026 | PSA 9 | 2017 Pokemon Sun & Moon Shining Legends Full Art Mewtwo GX #78 PSA 9 MINT | — | $1,710.00 |
| Aug 17, 2026 | PSA 10 | 2017 Pokemon Sun & Moon Shining Legends Full Art Mewtwo GX #78 PSA 10 GEM MINT | — | $9,000.00 |
| Aug 17, 2026 | Ungraded | 2017 Pokemon Sun & Moon Shining Legends Full Art Mewtwo GX #78 CGC AUTH | — | $930.00 |
| Aug 3, 2026 | Ungraded | 2017 Pokemon Sun & Moon Shining Legends Full Art Mewtwo GX #78 CGC AUTH | — | $780.00 |
| Jul 30, 2026 | CGC 6.5 | 2017 Pokemon Sun & Moon Shining Legends SEC Mewtwo Gx #78 CGC 6.5 EXMT+ | Fanatics Vault | $699.00 |
