101Leafy researched the games.
Catspaw

A Melynx's beloved thieving tool. Gather stamps and trade with a Lynian.
| Class | Sword |
|---|---|
| Rarity | 2 |
| Attack | 112 |
| Paralysis | 180 |
| Slots | 0 |
| Price | 1,290z |
Upgrades
| Upgrades into | Catburglar, Melynx Tool |
|---|
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 704.
Materials
Pawprint Stamp ×2, Barrel Lid ×1