101Leafy researched the games.
Flaming Pair

Each blade compliments the other's power, granting the ability to slay a dragon.
| Class | Dual Blades |
|---|---|
| Rarity | 5 |
| Attack | 238 |
| Dragon | 100 |
| Slots | 0 |
| Price | 40,000z |
Upgrades
| Upgrades into | Blue Ogre Sword, Crimson Lotus Blades |
|---|
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.
Materials
Lao-Shan's Horn ×2, Lao-Shan's Scale ×2, Lao-Shan's Claw ×2, Firestone ×4