101Leafy researched the games.
Devil Masher+

Golden Hammer used by the first man to hunt with a hammer.
| Class | Hammer |
|---|---|
| Rarity | 9 |
| Attack | 1144 |
| Paralysis | 150 |
| Slots | 1 |
| Price | 80,000z |
Upgrades
| Upgraded from | Devil Masher |
|---|---|
| Upgrades into | Iron Devil's Soul |
Upgrade tree from モンスターハンターポータブル 2nd G 公式ガイドブック (Enterbrain, 2008), page 720.