101Leafy researched the games.
Wyvern Blade "Fall"
Wyvern Blade draped in the colors of Autumn. One stroke causes an explosion of fire.
| Class | Long Sword |
|---|---|
| Rarity | 3 |
| Attack | 528 |
| Fire | 220 |
| Slots | 0 |
| Price | 2,600z |
Upgrades
| Upgraded from | Bone Katana "Shark" |
|---|---|
| Upgrades into | Wyvern Blade "Blood" |
Can also be made new at the smithy.
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 690.
Materials
Rathalos Scale ×3, Rathalos Shell ×2, FireWyvern Fluid ×5, Firestone ×3