|
General | Location | Attacks | Stats |
| Gen VI Dex | Gen V Dex | Gen IV Dex | Gen III Dex | Gen II Dex | Gen I Dex |
| Image | Name | Type | Capture Rate | |||
|
Gloom |   |
120 |
| Pokémon Red | |||||
| Location | Method | Rarity | Min. Level | Max Level | |
| Route 12 | Walking / Grass | 5% | 28 | 30 | |
| Route 13 | Walking / Grass | 5% | 28 | 30 | |
| Route 14 | Walking / Grass | 5% | 30 | 30 | |
| Route 15 | Walking / Grass | 5% | 30 | 30 | |
| Pokémon Blue (Jp.) | |||||
| Location | Method | Rarity | Min. Level | Max Level | |
| Route 12 | Walking / Grass | 5% | 28 | 30 | |
| Route 13 | Walking / Grass | 5% | 28 | 30 | |
| Route 14 | Walking / Grass | 5% | 30 | 30 | |
| Route 15 | Walking / Grass | 5% | 30 | 30 | |
| Pokémon Yellow | |||||
| Location | Method | Rarity | Min. Level | Max Level | |
| Route 12 | Walking / Grass | 5% | 29 | 29 | |
| Route 13 | Walking / Grass | 5% | 29 | 29 | |
| Route 14 | Walking / Grass | 5% | 30 | 30 | |
| Route 15 | Walking / Grass | 5% | 30 | 30 | |
| Cerulean Cave - 1F | Walking / Grass | 10% | 55 | 55 | |
| Cerulean Cave - 2F | Walking / Grass | 5% | 58 | 58 | |
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