Perfect Order

Basic

{Darkness} Surprise Attack 30
Flip a coin. If tails, this attack does nothing.

Weakness {Fighting} ×2

Retreat {Colorless}

Gastly

Ascended Heroes

{Darkness} Petty Grudge 10

Weakness {Fighting} ×2

Retreat {Colorless}

Phantasmal Flames

Celestial Guardians

{Colorless} Astonish
Flip a coin. If heads, your opponent reveals a random card from their hand and shuffles it into their deck.

Weakness {Darkness} +20

Retreat {Colorless}

Triumphant Light

Genetic Apex

{Psychic} Suffocating Gas 20

Weakness {Darkness} +20

Retreat {Colorless}

Temporal Forces

{Darkness} Mysterious Beam
Flip a coin. If heads, discard an Energy from your opponent's Active Pokémon.
{Darkness}{Darkness} Suffocating Gas 30

Weakness {Fighting} ×2

Retreat {Colorless}

Paldean Fates

{Colorless} Allure
Draw a card.
{Darkness}{Colorless} Will-O-Wisp 20

Weakness {Fighting} ×2

Retreat {Colorless}

{Psychic} Suffocating Gas 20

Weakness {Darkness} ×2

Resistance {Fighting} -30

Retreat {Colorless}

Lost Origin

{Psychic} Furtive Drop
Put 1 damage counter on your opponent's Active Pokémon.

Chilling Reign

{Psychic} Sleep Pulse 10
Flip a coin. If heads, your opponent's Active Pokémon is now Asleep.

Weakness {Darkness} ×2

Resistance {Fighting} -30

Retreat {Colorless}

Sword & Shield

{Psychic} Fade Out 20
Put this Pokémon and all attached cards into your hand.

Weakness {Darkness} ×2

Resistance {Fighting} -30

Retreat {Colorless}

Macdonald's Collection 2019

 Ominous Eyes
Put 1 damage counter on 1 of your opponent’s Pokémon.

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

Unbroken Bonds

Ability Swelling Spite
When this Pokémon is Knocked Out, search your deck for up to 2 Haunter and put them onto your Bench. Then, shuffle your deck.

{Colorless}{Colorless} Will-O-Wisp 20

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

{Psychic} Smog
Your opponent’s Active Pokémon is now Poisoned.

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

Crimson Invasion

{Psychic} Ominous Eyes
Put 1 damage counter on 1 of your opponent’s Pokémon.

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

Evolutions

{Psychic} Little Grudge
During your opponent's next turn, if this Pokémon is Knocked Out by damage from an attack, discard an Energy attached to the Attacking Pokémon.
{Psychic}{Colorless} Nightmare 20
Flip a coin. If heads, your opponent's Active Pokémon is now Asleep.

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

Generations

{Psychic} Sleep Poison
Flip a coin. If heads, your opponent's Active Pokémon is now Asleep and Poisoned.

Weakness {Darkness} ×2

Resistance {Fighting} -20

Retreat {Colorless}

BREAKthrough

XY Black Star Promos

Triumphant

{Psychic} Sneaky Placement
Put 1 damage counter on 1 of your opponent's Pokémon.

Weakness {Darkness} ×2

Resistance {Colorless} -20

Retreat {Colorless}

Arceus

{Psychic} Lick 10
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
{Colorless}{Colorless} Night Shade 10
Does 10 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)

Weakness {Darkness} +10

Resistance {Colorless} -20

Retreat {Colorless}

{Colorless} Gnaw 10
{Psychic}{Colorless} Suffocating Gas 20

Weakness {Darkness} +10

Resistance {Colorless} -20

Retreat {Colorless}

Stormfront

 Pitch-Dark
You opponent can't play any Trainer cards from his or her hand during your opponent's next turn.
{Psychic} Trick Gas 10
You may switch Gastly with 1 of your Benched Pokémon.

Weakness {Darkness} +10

Resistance {Colorless} -20

Retreat {Colorless}

Diamond & Pearl

{Psychic} Pain Payback
Move 1 damage counter from Gastly to 1 of your opponent's Pokémon.

Weakness {Darkness} +10

Resistance {Colorless} -20

Retreat {Colorless}

Legend Maker

{Colorless} Lick
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
{Psychic} Smog
The Defending Pokémon is now Poisoned.

Weakness {Darkness} ×2

Resistance {Fighting} -30

Retreat {Colorless}

FireRed & LeafGreen

{Colorless} Slow Trip Gas
At the end of your opponent's next turn, the Defending Pokémon is now Confused.

Weakness {Darkness} ×2

Resistance {Fighting} -30

Retreat {Colorless}

Skyridge

{Psychic} Haunt
Put a damage counter on the Defending Pokémon.

Weakness {Darkness} x2

Resistance {Fighting} -30

Retreat {Colorless}

Expedition Base Set

{Psychic} Bad Dream
Flip a coin. If heads, the Defending Pokémon is now Asleep. If tails, the Defending Pokémon is now Confused.

Weakness {Darkness} x2

Resistance {Fighting} -30

Retreat {Colorless}

Legendary Collection

{Psychic} Lick 10
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
{Psychic}{Psychic} Energy Conversion
Put up to 2 Energy cards from your discard pile into your hand. Gastly does 10 damage to itself.

Resistance {Fighting} -30

Neo Destiny

{Psychic} Nightmare 10
The Defending Pokémon is now Asleep.

Resistance {Fighting} -30

Gym Challenge

{Psychic} Lick 10
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
{Psychic}{Psychic} Fade Out 30
Return Sabrina's Gastly and all Energy cards attached to it to your hand. (Discard all other cards attached to Sabrina's Gastly.)

Resistance {Fighting} -30

Sabrina's Gastly

Pokemon Power Gaseous Form
Sabrina's Gastly gets +10 HP for each Psychic Energy card attached to it. This power works even if Sabrina's Gastly is Asleep, Confused, or Paralyzed.

{Psychic}{Psychic} Suffocating Gas 30

Resistance {Fighting} -30

Retreat {Colorless}

Gym Heroes

{Psychic}{Colorless} Spook 20
The Defending Pokémon can't retreat during your opponent's next turn.

Resistance {Fighting} -30

Retreat {Colorless}

Base Set 2

{Psychic} Sleeping Gas
Flip a coin. If heads, the Defending Pokémon is now Asleep.
{Psychic}{Colorless} Destiny Bond
Discard 1 Energy card attached to Gastly in order to use this attack. If a Pokémon Knocks Out Gastly during your opponent's next turn, Knock Out that Pokémon.

Resistance {Fighting} -30