101Leafy researched the games.
Worn Blades

Blades weathered in an unexpected manner. If they were to be refitted...?
| Class | Dual Blades |
|---|---|
| Rarity | 6 |
| Attack | 168 |
| Slots | 0 |
| Price | 3,000z |
Upgrades
| Upgrades into | Weathered Blades |
|---|
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 716.