101Leafy researched the games.
Rathalos Firesword

Great Sword made with a Rathalos wing design. Flame Sac bestows Fire element.
| Class | Great Sword |
|---|---|
| Rarity | 5 |
| Attack | 768 |
| Fire | 420 |
| Slots | 1 |
| Table price | 8,000z |
Upgrades
| Upgraded from | Red Wing |
|---|
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 682.