Gastly
Red/Blue

Almost invisible, this gaseous POKéMON cloaks the target and puts it to sleep without notice.

Yellow

Said to appear in decrepit, deserted buildings. It has no real shape as it appears to be made of a gas.

Evolution Chain

gastly
Gastly
Level 25
haunter
Haunter
🔄
Trade
gengar
Gengar

Pokédex & Training Data

Classification Gas Pokémon
Height 1.3 m (4'03")
Weight 0.1 kg (0.2 lbs)
Abilities N/A in Gen I
EV Yield +1 Sp. Atk
Catch Rate 190
Base Friendship 70
Growth Rate medium slow

Pokédex Numbers

Kanto (R/B/Y) #092
Johto (G/S/C) #058
Sinnoh (D/P) #069
Sinnoh (Plat.) #069
Johto (HG/SS) #058
Kalos (Mountain) #030
Alola (S/M) #061
Alola (US/UM) #073
Galar (Sw/Sh) #141
Hisui #136
Paldea (S/V) #068
National #092
Kitakami #118

Game Locations

Pokemon Tower 3f
Pokemon Tower 4f
Pokemon Tower 5f
Pokemon Tower 6f
Pokemon Tower 7f

Learned Moves

Level Up Moves

Red/Blue
Lvl Name Class Power Acc. PP Effect
1 Night Shade
— 100% 15 Inflicts damage equal to the user’s level.
1 Confuse Ray
— 100% 10 Confuses the target.
1 Lick
30 100% 30 Has a 30% chance to paralyze the target.
27 Hypnosis
— 60% 20 Puts the target to sleep.
35 Dream Eater
100 100% 15 Only works on sleeping Pokémon. Drains half the damage inflicted to heal the user.
Yellow
Lvl Name Class Power Acc. PP Effect
1 Night Shade
— 100% 15 Inflicts damage equal to the user’s level.
1 Confuse Ray
— 100% 10 Confuses the target.
1 Lick
30 100% 30 Has a 30% chance to paralyze the target.
27 Hypnosis
— 60% 20 Puts the target to sleep.
35 Dream Eater
100 100% 15 Only works on sleeping Pokémon. Drains half the damage inflicted to heal the user.

TM/HM Moves

Red/BlueYellow
Name Class Power Acc. PP Effect
TM06 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
TM20 Rage
20 100% 20 If the user is hit after using this move, its Attack rises by one stage.
TM21 Mega Drain
40 100% 15 Drains half the damage inflicted to heal the user.
TM24 Thunderbolt
90 100% 15 Has a 10% chance to paralyze the target.
TM25 Thunder
110 70% 10 Has a 30% chance to paralyze the target.
TM29 Psychic
90 100% 10 Has a 10% chance to lower the target’s Special Defense by one stage.
TM31 Mimic
— — 10 Copies the target’s last used move.
TM32 Double Team
— — 15 Raises the user’s evasion by one stage.
TM34 Bide
— — 10 User waits for two turns, then hits back for twice the damage it took.
TM36 Self Destruct
200 100% 5 User faints.
TM42 Dream Eater
100 100% 15 Only works on sleeping Pokémon. Drains half the damage inflicted to heal the user.
TM44 Rest
— — 5 User sleeps for two turns, completely healing itself.
TM46 Psywave
— 100% 15 Inflicts damage between 50% and 150% of the user’s level.
TM47 Explosion
250 100% 5 User faints.
TM50 Substitute
— — 10 Transfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks.

Base Stats

Hp 30
Attack 35
Defense 30
Sp. Atk 100
Sp. Def 35
Speed 80
Total 310

Type Defenses

(vs. Gen 6+ rules)

0x
0.5x
0x
0.25x
2x
2x
0.25x
2x
2x
0.5x