Gastly - Generation 1 learnset

Gastly artwork by Ken Sugimori

Below are all the moves that Gastly can learn in Generation 1, which consists of:

Pokémon Red
Pokémon Blue
Pokémon Yellow

Note: The move categories shown here are based on the move's type, as was the mechanic in Generations 1-3. The moves' detail pages may show a different category for Generation 4+.

In other generations
1
2
3
4
5
6
7
8

Red/Blue Yellow

Moves learnt by level up

Gastly learns the following moves in Pokémon Red & Blue at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Confuse Ray	Ghost	—	100
1	Lick	Ghost	30	100
1	Night Shade	Ghost	—	100
27	Hypnosis	Psychic	—	60
35	Dream Eater	Psychic	100	100

Moves learnt by HM

Gastly does not learn any HMs in Pokémon Red & Blue.

Moves learnt by TM

Gastly is compatible with these Technical Machines in Pokémon Red & Blue:

TM	Move	Type	Power	Acc.
06	Toxic	Poison	—	90
20	Rage	Normal	20	100
21	Mega Drain	Grass	40	100
24	Thunderbolt	Electric	90	100
25	Thunder	Electric	110	70
29	Psychic	Psychic	90	100
31	Mimic	Normal	—	—
32	Double Team	Normal	—	—
34	Bide	Normal	—	—
36	Self-Destruct	Normal	200	100
42	Dream Eater	Psychic	100	100
44	Rest	Psychic	—	—
46	Psywave	Psychic	—	100
47	Explosion	Normal	250	100
50	Substitute	Normal	—	—

Moves learnt by level up

Gastly learns the following moves in Pokémon Yellow at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Confuse Ray	Ghost	—	100
1	Lick	Ghost	30	100
1	Night Shade	Ghost	—	100
27	Hypnosis	Psychic	—	60
35	Dream Eater	Psychic	100	100

Moves learnt by HM

Gastly does not learn any HMs in Pokémon Yellow.

Moves learnt by TM

Gastly is compatible with these Technical Machines in Pokémon Yellow:

TM	Move	Type	Power	Acc.
06	Toxic	Poison	—	90
20	Rage	Normal	20	100
21	Mega Drain	Grass	40	100
24	Thunderbolt	Electric	90	100
25	Thunder	Electric	110	70
29	Psychic	Psychic	90	100
31	Mimic	Normal	—	—
32	Double Team	Normal	—	—
34	Bide	Normal	—	—
36	Self-Destruct	Normal	200	100
42	Dream Eater	Psychic	100	100
44	Rest	Psychic	—	—
46	Psywave	Psychic	—	100
47	Explosion	Normal	250	100
50	Substitute	Normal	—	—