101Leafy researched the games.
Tigrex Claws

Dual Blades made from Tigrex materials. Can slice through rock like it was butter.
| Class | Dual Blades |
|---|---|
| Rarity | 7 |
| Attack | 308 |
| Affinity | -25% |
| Slots | 0 |
| Price | 80,000z |
Upgrades
| Upgraded from | Rex Slicers |
|---|---|
| Upgrades into | Tigrex Claws+ |
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.