101Leafy researched the games.
Book of Combos 3
Japanese name: 調合書③中級編 (Monster Hunter Portable 2nd G official guidebook, Enterbrain, 2008, p. 1048).
Intermediate text. Along with 1 & 2, improves your combining success rate.
From the guide book
Carried together with Book of Combos 1 and 2, raises the combination success rate by 20%.
Our translation of the Monster Hunter Portable 2nd G official guidebook (Enterbrain, 2008), p. 1048.
| Rarity | 4 |
|---|---|
| Carry limit | 1 |
| Buy | 5,000z |
| Sell | 500z |