| Pokemon | Location | Region | Time | Method | Rarity |
|---|---|---|---|---|---|
 Budew |
Viridian Forest | kanto | Any | Headbutt | Very Rare |
 Wurmple |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Shroomish |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Seedot |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Spoink |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Numel |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Carnivine |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Ledian |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Ariados |
Viridian Forest | kanto | Any | Headbutt | Rare |
 Noctowl |
Viridian Forest | kanto | Any | Headbutt | Uncommon |
 Ledyba |
Viridian Forest | kanto | Any | Headbutt | Uncommon |
 Spinarak |
Viridian Forest | kanto | Any | Headbutt | Common |
 Hoothoot |
Viridian Forest | kanto | Any | Headbutt | Common |
| Ledian |
Viridian Forest | kanto | Any | Grass | Rare |
| Ledyba |
Viridian Forest | kanto | Any | Grass | Uncommon |
| Ariados |
Viridian Forest | kanto | Any | Grass | Uncommon |
| Spinarak |
Viridian Forest | kanto | Any | Grass | Common |
| Hoothoot |
Viridian Forest | kanto | E/N | Grass | Common |
 Pikachu |
Viridian Forest | kanto | Any | Grass | Rare |
 Kakuna |
Viridian Forest | kanto | M/D | Grass | Common |
 Metapod |
Viridian Forest | kanto | M/D | Grass | Common |
 Weedle |
Viridian Forest | kanto | M/D | Grass | Common |
 Caterpie |
Viridian Forest | kanto | M/D | Grass | Common |