What is the starting price for an ungraded Slowpoke [Poke Ball] #18?

Ungraded copies of Slowpoke [Poke Ball] #18 from the Pokémon Prismatic Evolutions set can be found starting at $1.

How much is a PSA 10 graded copy worth?

A PSA 10 graded copy of Slowpoke [Poke Ball] #18 is valued at $95.

Which condition offers the best investment potential for this card?

While ungraded is affordable at $1, the high value of PSA 10s at $95 suggests premium grading offers the best investment return.

Slowpoke [Poke Ball] #18 — Pokémon Prismatic Evolutions Card Value

Pokémon Prismatic Evolutions

What the Slowpoke [Poke Ball] #18 card from Pokémon Prismatic Evolutions is worth — ungraded and graded (PSA 10).

Slowpoke [Poke Ball] #18 value — Ungraded $1 · Grade 9 $15 · PSA 10 $95. Prices updated July 2026.

Set · Pokémon Prismatic EvolutionsGame · Pokémon

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Value by grade

Ungraded

15.0×

$15

Grade 9

95.0×

$95

PSA 10

Real sold prices per grade — the PSA 10 premium on this card is 95.0× raw.

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Which version do you have?

For the cheapest way to own Slowpoke #18, grab the Poke Ball or Reverse version for only $1. The Master Ball at $6 offers a clear premium, likely due to a special edition or higher demand. If you are a casual collector, stick to the $1 options. Serious collectors seeking the most desirable version should invest in the Master Ball to showcase the item's perceived value.

VersionUsedNewBuy

Master BallSlowpoke [Master Ball] #18 — Pokémon Prismatic Evolutions Card Value$6$115.01eBay ↗

Poke Ball— this pageSlowpoke [Poke Ball] #18 — Pokémon Prismatic Evolutions Card Value$1.28$94.95eBay ↗

ReverseSlowpoke [Reverse] #18 — Pokémon Prismatic Evolutions Card Value$1.25$34.27eBay ↗

StandardSlowpoke #18 — Pokémon Prismatic Evolutions Card Value$1.2$136.38eBay ↗

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Price data verified against · 1

PriceCharting — Slowpoke [Poke Ball] #18 (Pokémon Prismatic Evolutions)$1.28

Item details

Brand: Pokémon
Set: Pokémon Prismatic Evolutions
Game: Pokémon

Slowpoke [Poke Ball] #18 (Pokémon Prismatic Evolutions) card value

An ungraded Slowpoke [Poke Ball] #18 from Pokémon Prismatic Evolutions averages around $1. A Grade 9 copy runs about $15, and a PSA 10 gem-mint commands $95.

What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

Price guide

Sold values by grade vs. what sellers ask today

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Condition	Value	Based on
Ungraded	$1	eBay sold comps
Grade 9	$15	eBay sold comps
PSA 10	$95	eBay sold comps

Frequently asked questions

What is the starting price for an ungraded Slowpoke [Poke Ball] #18?: Ungraded copies of Slowpoke [Poke Ball] #18 from the Pokémon Prismatic Evolutions set can be found starting at $1.
How much is a PSA 10 graded copy worth?: A PSA 10 graded copy of Slowpoke [Poke Ball] #18 is valued at $95.
Which condition offers the best investment potential for this card?: While ungraded is affordable at $1, the high value of PSA 10s at $95 suggests premium grading offers the best investment return.