101Leafy researched the games.
Weathered Hammer

A Hammer weathered in an unexpected manner. If it were to be refitted...?
| Class | Hammer |
|---|---|
| Rarity | 6 |
| Attack | 780 |
| Slots | 0 |
| Price | 12,500z |
Upgrades
| Upgraded from | Worn Hammer |
|---|---|
| Upgrades into | Pulsating Core, Steel Ice Hammer |
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 726.