101Leafy researched the games.
Twin Flames

With the Fire attribute of fire wyverns in tow, one attack is sure to be deadly.
| Class | Dual Blades |
|---|---|
| Rarity | 4 |
| Attack | 210 |
| Fire | 180 |
| Slots | 1 |
| Price | 3,920z |
Upgrades
| Upgraded from | Red Saber |
|---|---|
| Upgrades into | Hi Twin Flames |
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 714.