Encounter locations
| Region | Location | Method | Level |
|---|---|---|---|
| Kanto | Route 2 | Overworld swarmOnly while this swarm is active | — |
| Sinnoh | Eterna Forest | Overworld swarmOnly while this swarm is active | — |
| Johto | Ilex Forest | HeadbuttRare tree for this character. Use Headbutt facing the tree. | 6–8 |
| Johto | Route 2 East | WalkingDay | 7–8 |
| Johto | Route 47 | HeadbuttUse Headbutt facing a secret tree. | 25–28 |
Check the Town Map to see which swarms are active.
This guide covers documented encounter tables and selected story events. Other scripted gifts or events may also award this Pokémon.
Natures
Randomly generated Pokémon can have any of the 25 natures. Twenty raise one stat by 10% and lower another by 10%. Five are neutral. HP stays the same.
View all 25 natures and stat effects
| Nature | Raises (+10%) | Lowers (−10%) |
|---|---|---|
| Hardy | — | — |
| Lonely | Attack | Defense |
| Brave | Attack | Speed |
| Adamant | Attack | Special Attack |
| Naughty | Attack | Special Defense |
| Bold | Defense | Attack |
| Docile | — | — |
| Relaxed | Defense | Speed |
| Impish | Defense | Special Attack |
| Lax | Defense | Special Defense |
| Timid | Speed | Attack |
| Hasty | Speed | Defense |
| Serious | — | — |
| Jolly | Speed | Special Attack |
| Naive | Speed | Special Defense |
| Modest | Special Attack | Attack |
| Mild | Special Attack | Defense |
| Quiet | Special Attack | Speed |
| Bashful | — | — |
| Rash | Special Attack | Special Defense |
| Calm | Special Defense | Attack |
| Gentle | Special Defense | Defense |
| Sassy | Special Defense | Speed |
| Careful | Special Defense | Special Attack |
| Quirky | — | — |
Stats and abilities
- HP
- 60
- Attack
- 45
- Defense
- 50
- Sp. Attack
- 90
- Sp. Defense
- 80
- Speed
- 70
Abilities · Compound Eyes
Hidden ability · Tinted Lens
Size · 1.1 m · 32 kg
Evolution and forms
- From Metapod · Level 10
Level-up moves
View level-up moves for Butterfree
| Level | Move |
|---|---|
| 1 | Gust |
| 1 | Harden |
| 1 | Tackle |
| 1 | String Shot |
| 1 | Bug Bite |
| 4 | Supersonic |
| 8 | Confusion |
| 12 | Poison Powder |
| 12 | Stun Spore |
| 12 | Sleep Powder |
| 16 | Psybeam |
| 20 | Whirlwind |
| 24 | Air Slash |
| 28 | Safeguard |
| 32 | Bug Buzz |
| 36 | Tailwind |
| 40 | Rage Powder |
| 44 | Quiver Dance |