101Leafy researched the games.
Finishing Hammer

Improved Skullcrusher. A treasured Hammer made from a Diablos Tail.
| Class | Hammer |
|---|---|
| Rarity | 5 |
| Attack | 988 |
| Defense | +10 |
| Slots | 1 |
| Price | 30,000z |
Upgrades
| Upgraded from | Diablos Maul |
|---|
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 724.