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Kingdra-GX

Pokémon · Sun & Moon

Kingdra-GX

Sun & Moon

SM Black Star Promos · #SM155 · Promo · 2017

Listings

No active listings

From

Market reference

$15.85

TCGPlayer

Current listings on The Game Traders

No active listings for this card right now.

Card facts

Quick reference for collectors and graders.

Set position
SM155 / 250
Release year
2017
Rarity
Promo
HP
230
Subtype
Stage 2 · GX
Evolves from
Seadra
Retreat cost
2 energy
Illustrator
5ban Graphics
Pokédex #
230
Series
Sun & Moon

Card analysis

Computed from this card's stats and text — not a reposted price.

Primary role
Switching
Damage efficiency
30 damage
30 per Energy
Prize liability
2 Prizes given up
Two-prize Pokémon — a single KO swings the prize race
Setup
Stage 2
Needs its evolution line or Rare Candy to set up

Also does

AttackerBench Damage

Strategy & play

How Kingdra-GX plays — derived from its stats and the rules of the game, not an opinion.

  • Needs Water Energy to attack — your line must supply that color.
  • Water type, weak to Grass ×2 — a Grass attacker doing ≥115 effectively one-shots it.
  • A two-prize Pokémon — each KO gives the opponent 2 Prizes, so a single bad trade can lose the race. Back it with single-prize attackers.
  • A Stage 2 — without Rare Candy you lose ~2 turns setting it up, and it’s gust-bait before it’s online (you must draw Seadra first).

How to beat Kingdra-GX

  • Exploit its Grass weakness — ≥115 damage one-shots it.
  • Gust it before the evolution is set up.
  • It gives up 2 Prizes — out-trade it with single-prize attackers.

Budget alternatives

Cheaper cards that fill a similar role in Standard decks. Reference prices — most-played option first.

Building around Kingdra-GX?

Drop it into the deck builder for a live consistency score, synergy suggestions, and Standard legality checks.

Open the Deck Builder →

About this card

HP: 230Type:WWaterSubtype: Stage 2 · GXEvolves from: Seadra

CHydro Pump — 10+

This attack does 50 more damage times the amount of Water Energy attached to this Pokémon.

WReverse Thrust — 30

Switch this Pokémon with 1 of your Benched Pokémon.

WMaelstrom-GX

This attack does 40 damage to each of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.) (You can't use more than 1 GX attack in a game.)

Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.

Weakness:G×2

Retreat cost:CC

Tournament legality

Current legal status across competitive formats.

expandedLegal
unlimitedLegal

Upcoming events

View calendar →

Tournaments and releases relevant to Kingdra-GX or SM Black Star Promos.

Pricing reference

Latest snapshot from the upstream catalog. Actual marketplace prices fluctuate by condition, edition, and grade — use this as a reference, not a quote.

TCGPlayer (USD)

Updated 2026/07/18
VariantLowMidHighMarketDirect Low
Holofoil$10.00$22.50$144.19$15.85

Cardmarket (EUR)

Updated 2025/11/21
VariantPrice
1-day average€7.99
7-day average€7.17
30-day average€6.63
Low€2.95
Trend price€7.02
Low (excellent+)€4.00
reverseHoloAvg1€7.50
Reverse holo 7-day€6.85
averageSellPrice€6.56
Reverse holo 30-day€6.97
Reverse holo trend€7.68

Frequently asked

How can I tell if my Kingdra-GX is real?

Kingdra-GX is not on our list of commonly-counterfeited cards, but counterfeits exist across every set. Check the back-light test (real cards have a black inner layer that blocks light; counterfeits glow through), the rosette dot pattern on the back under magnification, font weight and kerning on the card name, and the holofoil pattern if applicable. For high-value copies we recommend submitting to a professional grader (PSA, BGS, CGC) for tamper-evident authentication.

What is Kingdra-GX worth?

As of the latest data, the current market reference price for Kingdra-GX is $15.85; there are no active listings on The Game Traders right now. Actual value depends on condition, grading, edition and printing variant — graded high-condition copies (PSA 9–10) trade at a substantial premium over raw copies.

What set is Kingdra-GX from?

Kingdra-GX is from the Pokémon set "SM Black Star Promos" in the Sun & Moon series, released in 2017.

What rarity is Kingdra-GX?

Kingdra-GX is a Promo card in the SM Black Star Promos set.

Other Kingdra-GX printings

Same Pokémon card across other sets and rarities.