Gastly
#58 in the Gold and Silver Pokédex • Gas Pokémon
Pokémon Gold
With its gas-like body, it can sneak into any place it desires. However, it can be blown away by wind.
Pokémon Silver
Its thin body is made of gas. It can envelop an opponent of any size and cause suffocation.
Pokédexes
Egg Group
Steps to Hatch
Effort Values Yielded
Gender Ratio
Capture Rate
Base Experience
| Pokémon | Requires | Evolution |
|---|---|---|
 Gastly #58 | Level 25 |  Haunter #59 |
Haunter #59 | Trade |  Gengar #60 |
Pokémon Gold
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 3 | 30% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 4 | 30% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 5 | 20% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 6 | 5% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 3 | 30% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 4 | 30% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 5 | 20% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 6 | 5% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 22 | 20% | At night |
Pokémon Silver
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 3 | 30% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 4 | 30% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 5 | 20% | At night |
Sprout Tower Sprout Tower (2F) | Walking in tall grass or a cave | 6 | 5% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 3 | 30% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 4 | 30% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 5 | 20% | At night |
Sprout Tower Sprout Tower (3F) | Walking in tall grass or a cave | 6 | 5% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (2F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (3F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (4F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (5F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (6F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (7F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (8F) | Walking in tall grass or a cave | 22 | 20% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 20 | 30% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 21 | 30% | At night |
Bell Tower Bell Tower (9F) | Walking in tall grass or a cave | 22 | 20% | At night |
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| Start | Hypnosis |  |  Status | - | 60 | 20 | May put the foe to sleep. |
| Start | Lick |  |  Physical | 20 | 100 | 30 | An attack that may cause paralysis. |
| 8 | Spite | | Status | - | 100 | 10 | Cuts the PP of the foe's last move. |
| 13 | Mean Look |  | Status | - | - | 5 | Prevents fleeing or switching. |
| 16 | Curse |  | Status | - | - | 10 | Works differently for ghost-types. |
| 21 | Night Shade | |  Special | - | 100 | 15 | The user's level equals damage HP. |
| 28 | Confuse Ray | | Status | - | 100 | 10 | A move that causes confusion. |
| 33 | Dream Eater | | Special | 100 | 100 | 15 | Steals HP from a sleeping victim. |
| 36 | Destiny Bond | | Status | - | - | 5 | The foe faints if the user does. |
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Haze |  | Status | - | - | 30 | Eliminates all stat changes. |
| Perish Song | | Status | - | - | 5 | Both user and foe faint in 3 turns. |
| Psywave | | Special | - | 80 | 15 | An attack with variable power. |
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| TM03 | Curse | | Status | - | - | 10 | Works differently for ghost-types. |
| TM06 | Toxic |  | Status | - | 85 | 10 | A poison move with increasing damage. |
| TM07 | Zap Cannon |  | Special | 100 | 50 | 5 | An attack that always paralyzes. |
| TM09 | Psych Up | | Status | - | - | 10 | Copies the foe's stat changes. |
| TM10 | Hidden Power | | Special | 1 | 100 | 15 | The power varies with the Pokémon. |
| TM11 | Sunny Day |  | Status | - | - | 5 | Boosts fire-type moves for 5 turns. |
| TM13 | Snore | | Special | 40 | 100 | 15 | An attack useable only while asleep. |
| TM17 | Protect | | Status | - | - | 10 | Foils attack that turn. It may fail. |
| TM18 | Rain Dance |  | Status | - | - | 5 | Boosts water-type moves for 5 turns. |
| TM19 | Giga Drain |  | Special | 75 | 100 | 5 | Steals 1/2 of the damage inflicted. |
| TM20 | Endure | | Status | - | - | 10 | Always leaves at least 1HP. |
| TM21 | Frustration | | Physical | - | 100 | 20 | An attack based on lack of loyalty. |
| TM25 | Thunder | | Special | 120 | 70 | 10 | An attack that may cause paralysis. |
| TM27 | Return | | Physical | - | 100 | 20 | An attack that is based on loyalty. |
| TM29 | Psychic | | Special | 90 | 100 | 10 | An attack that may lower SPCL.DEF. |
| TM30 | Shadow Ball | | Special | 80 | 100 | 15 | An attack that may lower SPCL.DEF. |
| TM32 | Double Team | | Status | - | - | 15 | Heightens evasive ness. |
| TM34 | Swagger | | Status | - | 90 | 15 | Causes confusion and raises ATTACK. |
| TM35 | Sleep Talk | | Status | - | - | 10 | Randomly attacks while asleep. |
| TM42 | Dream Eater | | Special | 100 | 100 | 15 | Steals HP from a sleeping victim. |
| TM44 | Rest | | Status | - | - | 5 | Sleep for 2 turns to fully recover. |
| TM45 | Attract | | Status | - | 100 | 15 | Makes the opposite gender infatuated. |
| TM46 | Thief |  | Physical | 40 | 100 | 10 | An attack that may steal a held item. |
| TM50 | Nightmare | | Status | - | 100 | 15 | A sleeper loses 1/4 HP every turn. |