A monk using a butterfly sword fights with her unarmed base attack bonus, including her more favourable number of attacks per round, along with other applicable modifiers.
| Range | Damage | ||||||
|---|---|---|---|---|---|---|---|
| Weight | Cost | Damage | Critical | Increment | Type | Special | |
| Sword, Butterfly | 2 lb. | 10 gp | 1d6 | 19—20/×2 | — | Slashing | Monk |
Source: Arms and Equipment Guide (Page 10), Oriental Adventures (Page 70)