Gastly (#092)
Gastly (#092) is a Ghost/Poison-type Gas Pokémon in Pokémon Red. You can catch Gastly in Pokémon Tower (3F), Pokémon Tower (4F), Pokémon Tower (5F), and Pokémon Tower (6F) and more; the best odds are in Pokémon Tower (3F) (89.5%, Lv 18–24). It evolves into Haunter at level 25. Its best stat is Special (100), and its base stat total of 275 ranks #111 of 151.

Almost impossible to see, this gaseous Pokémon envelops its target in a thick cloud and puts it to sleep before the victim even notices it is there.
Where to find Gastly in Pokémon Red
- Pokémon Tower (3F): walking, Lv 18–24, 89.5% of encounters.
- Pokémon Tower (4F): walking, Lv 18–24, 85.5% of encounters.
- Pokémon Tower (5F): walking, Lv 18–24, 85.5% of encounters.
- Pokémon Tower (6F): walking, Lv 19–24, 84.4% of encounters.
- Pokémon Tower (7F): walking, Lv 20–24, 74.6% of encounters.
Base stats
| Stat | Base | Rank | |
|---|---|---|---|
| HP | 30 | #141 of 151 | |
| Attack | 35 | #141 of 151 | |
| Defense | 30 | #143 of 151 | |
| Special | 100 | #19 of 151 | |
| Speed | 80 | #51 of 151 | |
| Total | 275 | #111 of 151 |
Generation I uses a single Special stat for both special attack and special defense.
Evolution
Type effectiveness against Gastly
| Damage taken | Types |
|---|---|
| 4× (double weakness) | — |
| 2× (weak to) | Ground Psychic Ghost |
| ½× (resists) | Grass |
| ¼× (double resistance) | Poison |
| 0× (immune) | Normal Fighting |
Moves learned by level up
| Level | Move | Type | Power | Accuracy | PP |
|---|---|---|---|---|---|
| Start | Lick | Ghost | 20 | 100% | 30 |
| Start | Confuse Ray | Ghost | — | 100% | 10 |
| Start | Night Shade | Ghost | — | 100% | 15 |
| 27 | Hypnosis | Psychic | — | 60% | 20 |
| 35 | Dream Eater | Psychic | 100 | 100% | 15 |
TM and HM moves
| TM/HM | Move | Type | Power |
|---|---|---|---|
| TM06 | Toxic | Poison | — |
| TM20 | Rage | Normal | 20 |
| TM21 | Mega Drain | Grass | 40 |
| TM24 | Thunderbolt | Electric | 95 |
| TM25 | Thunder | Electric | 120 |
| TM29 | Psychic | Psychic | 90 |
| TM31 | Mimic | Normal | — |
| TM32 | Double Team | Normal | — |
| TM34 | Bide | Normal | — |
| TM36 | Self-Destruct | Normal | 130 |
| TM42 | Dream Eater | Psychic | 100 |
| TM44 | Rest | Psychic | — |
| TM46 | Psywave | Psychic | — |
| TM47 | Explosion | Normal | 170 |
| TM50 | Substitute | Normal | — |
Frequently asked questions
Where do you find Gastly in Pokémon Red?
You can catch Gastly in Pokémon Tower (3F), Pokémon Tower (4F), Pokémon Tower (5F), and Pokémon Tower (6F) and more; the best odds are in Pokémon Tower (3F) (89.5%, Lv 18–24).
What type is Gastly?
Gastly is Ghost/Poison type. It takes double damage from Ground, Psychic, and Ghost and is immune to Normal and Fighting.
What level does Gastly evolve?
Gastly evolves into Haunter at level 25.
What moves does Gastly learn?
Gastly starts with Lick, Confuse Ray, and Night Shade and learns Hypnosis (Lv 27) and Dream Eater (Lv 35) by leveling up. It can learn 15 TMs and HMs.
What are Gastly's base stats?
HP 30, Attack 35, Defense 30, Special 100, Speed 80, for a total of 275.
What's the catch rate of Gastly?
Gastly's catch rate is 190 out of 255, so it is easy to catch.