![Slowpoke [Master Ball] #18](https://images.setlot.com/pokemon/pc-pokemon-prismatic-evolutions-slowpoke-master-ball-18.jpg?v=2)
Slowpoke [Master Ball] #18
SetPrismatic Evolutions
Year2025
Ungraded
$2.19−$1.31
297 sales · last Jul 22, 2026
PSA 8
$9.12
2 sales · last Apr 13, 2026
CGC 8.5
$7.20
1 sales · last Jul 21, 2025
PSA 9
$16.70−$3.30
11 sales · last Jul 5, 2026
CGC 9
$7.00
2 sales · last Jul 26, 2026
CGC 9.5
$9.00
2 sales · last Feb 2, 2026
PSA 10
$159.99+$29.99
16 sales · last Jul 10, 2026
CGC 10
$18.60
4 sales · last Apr 11, 2026
Slowpoke [Master Ball] #18 price guide
Slowpoke [Master Ball] #18 is a collectible Pokémon card from the Prismatic Evolutions expansion (2025). Setlot tracks 335 recorded sales for this card across 8 grade tiers, 140 of them in the last 90 days. PSA 10 copies have a 90-day median of $159.99. Ungraded copies currently trade around $2.19. The top grade commands 73× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $250.00 (PSA 10, Jun 18, 2026). 37 listings are live right now with asks from $3.99.
Price history
Grading premium
Median graded price vs. the ungraded copy ($2.19) — a rough read on whether grading pays off.
PSA 8
4.2×
$9.12
CGC 8.5
3.3×
$7.20
PSA 9
7.6×
$16.70
CGC 9
3.2×
$7.00
CGC 9.5
4.1×
$9.00
PSA 10
73×
$159.99
CGC 10
8.5×
$18.60
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 36 tracked | Slowpoke (Master Ball Pattern) 018/131 Sv: Prismatic Evolutions Holo holo_hit_collectibles | eBay | 3mo ago | $3.99↗ |
| Slowpoke (Master Ball Pattern) 018/131 Sv: Prismatic Evolutions Holo 2victor16 | eBay |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 131 | $2.19 | $0.89 – $29.99 |
| PSA 9 | 3 | $15.00 | $13.00 – $40.00 |
| CGC 9 | 2 | $7.00 | $6.00 – $8.00 |
| PSA 10 | 4 | $174.99 | $156.75 – $250.00 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Jul 26, 2026 | CGC 9 | 2025 Pokemon Scarlet & Violet Prismatic Evolutions Master Ball Holo Slowpoke #18 CGC 9 MINT | Fanatics Vault | $8.00 |
| Jul 22, 2026 | Ungraded | Slowpoke Master Ball 018/131 Prismatic Evolutions Holo Pokémon↗ | eBay | $5.79 |
| Jul 22, 2026 | Ungraded | Slowpoke (Poke Ball) Holo - Prismatic Evolutions 018/131 - NM - Pokemon Card↗ | eBay | $1.99 |
| Jul 21, 2026 | Ungraded | Slowpoke (Master Ball Pattern) 018/131 Sv: Prismatic Evolutions Holo↗ | eBay | $4.99 |
