Unarmed Strike

At 1st level, a monk gains Improved Unarmed Strike as a bonus feat. The damage dealt by a Medium monk's unarmed strike increases with level: 1d6 at levels 1–3, 1d8 at levels 4–7, 1d10 at levels 8–11, 2d6 at levels 12–15, 2d8 at levels 16–19, and 2d10 at level 20. If the monk is Small, his unarmed strike damage increases as follows: 1d4 at levels 1–3, 1d6 at levels 4–7, 1d8 at levels 8–11, 1d10 at levels 12–15, 2d6 at levels 16–19, and 2d8 at level 20. If the monk is Large, his unarmed strike damage increases as follows: 1d8 at levels 1–3, 2d6 at levels 4–7, 2d8 at levels 8–11, 3d6 at levels 12–15, 3d8 at levels 16–19, and 4d8 at level 20.