Mewtwo GX #78
SetShining Legends
Year2017
Ungraded
$600.00+$137.50
363 sales · last Jul 10, 2026
PSA 3
$383.03
10 sales · last May 30, 2026
CGC 3
$120.00
1 sales · last Jun 2, 2025
PSA 4
$475.00+$125.00
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
$530.13+$117.62
32 sales · last Jun 11, 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
$699.00+$199.00
32 sales · last Jul 8, 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
$705.00+$297.00
8 sales · last Jun 22, 2026
PSA 8
$900.00+$90.00
101 sales · last Jul 10, 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
$1,050.00+$486.00
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+$500.00
143 sales · last Jul 10, 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
$8,811.00+$4491.00
110 sales · last Jul 8, 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 915 recorded sales for this card across 33 grade tiers, 683 of them in the last 90 days. PSA 10 copies have a 90-day median of $8,811.00. Ungraded copies currently trade around $600.00. 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 ($600.00) — a rough read on whether grading pays off.
PSA 3
0.6×
$383.03
CGC 3
0.2×
$120.00
PSA 4
0.8×
$475.00
CGC 4.5
0.3×
$198.00
PSA 5
0.7×
$400.00
CGC 5
0.4×
$222.00
PSA 6
0.9×
$530.13
Grade 7
0.9×
$545.00
CGC 7
0.9×
$533.00
BGS 7
0.8×
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 | 1mo ago | $12.00↗ |
| Mewtwo GX 78/73 - Shining Legends Secret Rare - Pokemon - MP peeb3r | eBay | 1mo ago |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 345 | $600.00 | $12.00 – $9,000.00 |
| PSA 3 | 6 | $383.02 | $345.00 – $499.99 |
| PSA 4 | 6 | $475.00 | $365.00 – $669.48 |
| PSA 5 | 3 | $525.00 | $360.00 – $680.22 |
| PSA 6 | 3 | $599.00 | $530.13 – $1,000.00 |
| Grade 7 | 1 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Jul 10, 2026 | Ungraded | Mewtwo GX (Secret Shining) 78/73 Shining Legends Holo↗ | eBay | $700.00 |
| Jul 10, 2026 | PSA 9 | 2017 POKEMON SUN & MOON SHINING LEGENDS #78 MEWTWO GX SECRET PSA 9↗ | eBay | $1,625.00 |
| Jul 10, 2026 | Ungraded | 2017 POKEMON SUN & MOON SHINING LEGENDS SECRET #78 MEWTWO GX PSA 1↗ | eBay | $465.00 |
| Jul 10, 2026 | Ungraded | Mewtwo GX 78/73 Secret Rare Shining Legends Pokemon Card Nintendo 2017 ACE 10↗ |
