Perfect Order

Basic

{Water} Water Gun 20

Weakness {Lightning} ×2

Retreat {Colorless}

Staryu

Destined Rivals

{Water} Bubble Beam 20
Flip a coin. If heads, your opponent's Active Pokémon is now Paralyzed.

Weakness {Lightning} ×2

Retreat {Colorless}

Misty's Staryu

Celestial Guardians

{Water} Smack 20

Weakness {Lightning} +20

Retreat {Colorless}

Genetic Apex

Paldean Fates

{Water}{Colorless} Swift 30
This attack's damage isn't affected by Weakness or Resistance, or by any effects on your opponent's Active Pokémon.

Weakness {Lightning} ×2

Retreat {Colorless}

Brilliant Stars

{Colorless} Double Spin 10×
Flip 2 coins. This attack does 10 damage for each heads.

Weakness {Lightning} ×2

Retreat {Colorless}

Fusion Strike

{Colorless} Soak in Water
Attach a {W} Energy card from your hand to this Pokémon.
{Water} Spinning Attack 10

Weakness {Lightning} ×2

Retreat {Colorless}

Hidden Fates

{Colorless} Numbing Water 10
Flip a coin. If heads, your opponent’s Active Pokémon is now Paralyzed.

Weakness {Grass} ×2

Retreat {Colorless}

Team Up

Crimson Invasion

{Colorless} Spinning Attack 10

Weakness {Grass} ×2

Retreat {Colorless}

Evolutions

{Water} Quick Blow 10+
Flip a coin. If heads, this attack does 10 more damage.

Weakness {Grass} ×2

Retreat {Colorless}

BREAKpoint

Macdonald's Collection 2015

{Colorless} Lunge 20
Flip a coin. If tails, this attack does nothing.

BREAKthrough

{Colorless} Continuous Spin 10×
Flip a coin until you get tails. This attack does 10 damage times the number of heads.

Weakness {Grass} ×2

Retreat {Colorless}

Primal Clash

{Colorless} Lunge 20
Flip a coin. If tails, this attack does nothing.

Weakness {Grass} ×2

Retreat {Colorless}

{Water}{Colorless} Reckless Charge 30
This Pokémon does 10 damage to itself.

Weakness {Grass} ×2

Retreat {Colorless}

Next Destinies

{Colorless} Recover
Discard an Energy attached to this Pokémon and heal all damage from this Pokémon.
{Water} Water Gun 10

Weakness {Lightning} ×2

Retreat {Colorless}

HeartGold SoulSilver

{Water} Spinning Attack 20

Weakness {Lightning} ×2

Retreat {Colorless}

Rising Rivals

{Colorless} Cosmic Draw
If your opponent has any Evolved Pokémon in play, draw 3 cards.
{Water} Swift 10
This attack's damage isn't affected by Weakness, Resistance, Poké-Powers, Poké-Bodies, or any other effects on the Defending Pokémon.

Weakness {Lightning} +10

Retreat {Colorless}

Legends Awakened

{Colorless} Recover
Discard an Energy attached to Staryu and remove 3 damage counters from Staryu.
{Water}{Colorless} Spinning Attack 20

Weakness {Lightning} +10

Retreat {Colorless}

Delta Species

{Colorless} Tackle 10
{Water}{Colorless} Spinning Attack 20

Weakness {Lightning} ×2

Retreat {Colorless}

{Colorless} Surprise Attack 20
Flip a coin. If tails, this attack does nothing.
{Water} Recover
Discard a Water Energy card attached to Staryu and remove 4 damage counters from Staryu (all if there are less than 4).

Weakness {Lightning} ×2

Retreat {Colorless}

Deoxys

{Colorless} Rapid Spin 10
Your opponent switches the Defending Pokémon with 1 of his or her Benched Pokémon, if any. You switch Staryu with 1 of your Benched Pokémon, if any.

Weakness {Lightning} ×2

Retreat {Colorless}

Hidden Legends

Poke-BODY Core Guard
If Staryu has any Psychic Energy attached to it, damage done to Staryu by any attack is reduced by 10 (after applying Weakness and Resistance).

{Water} Pound 10

Weakness {Lightning} ×2

Retreat {Colorless}

Skyridge

{Colorless} Energy Healing
Remove 2 damage counters from Staryu for each Energy attached to it. If it has fewer damage counters than that, remove all of them.
{Water} Doubleslap 10×
Flip 2 coins. This attack does 10 damage times the number of heads.

Weakness {Lightning} x2

Retreat {Colorless}

{Colorless} Slap 10
{Water}{Colorless} Confuse Ray 10
Flip a coin. If heads, the Defending Pokémon is now Confused.

Weakness {Lightning} x2

Retreat {Colorless}

Neo Revelation

{Colorless} Tackle 10
{Water} Bubblebeam 10
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.

Weakness {Lightning} ×2

Retreat {Colorless}

Gym Challenge

{Water} Star Boomerang 20
Flip a coin. If heads, return Misty's Staryu and all cards attached to it to your hand. (Either way, this attack does its damage.)

Weakness {Lightning} x2

Retreat {Colorless}

Gym Heroes

{Water}{Colorless} Swift 20
This attack's damage isn't affected by Weakness, Resistance, Pokémon Powers, or any other effects on the Defending Pokémon.

Weakness {Lightning} x2

Retreat {Colorless}

Base Set 2

{Water} Slap 20

Weakness {Lightning} ×2

Retreat {Colorless}