Kingdra

To Have Seen the Battle Rainbow · #18/51 · Rare · 2017JPN

All 71 Kingdra cards ranked by value →
$9.99
Market price ▲ 0.0% (30d)
Prices as of Sep 29, 2026
22graded pop
82%gem rate
4.3×PSA 10 vs raw
+$3.54EV to grade — marginal
Market data

Price history

Holofoil▲ 0.0% 7d
Low $7.99Mid $9.97High $18.00

Loading chart…

Live listings

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Graded market

Graded values

PSA 10 report →updated 2026-09-29
Grade 6 est.$2.38
Grade 5 est.$2.00
Grade 4 est.$1.65
Grade 3 est.$1.38
Grade 2 est.$1.13
Grade 1 est.$0.95

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$43.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-17

PSA14 graded · 11 gem 10
CGC8 graded · 7 gem 10

Population data from PriceCharting, updated monthly.

More Kingdra cards all 71 ranked by value →

How much is Kingdra #18/51 worth?

As of September 30, 2026, Kingdra #18/51 from To Have Seen the Battle Rainbow sells for around $9.99 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $43.00, roughly 4.3x the raw price, while a PSA 9 sits near $18.39. 14 copies have been graded to date, and 79% of them came back a 10 — worth knowing before you pay grading fees.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

Collecting To Have Seen the Battle Rainbow?Full master set guide — every card, chase list, and completion cost→