101Leafy researched the games.
Grind Claymore

Hybrid created from Rathalos and Kushala Daora materials. Its cut is a death sentence.
| Class | Long Sword |
|---|---|
| Rarity | 7 |
| Attack | 960 |
| Affinity | 10% |
| Defense | +12 |
| Slots | 1 |
| Price | 60,000z |
Upgrades
| Upgraded from | Rusty Claymore |
|---|---|
| Upgrades into | Gaelic Flame |
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 694.