101Leafy researched the games.
Akantor Blades

Dual Blades with the power of a black deity. Users feel they can tear the heavens.
| Class | Dual Blades |
|---|---|
| Rarity | 8 |
| Attack | 350 |
| Affinity | 35% |
| Slots | 0 |
| Price | 100,000z |
Upgrades
| Upgrades into | Akantor Shadow Claws |
|---|
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 716.
Materials
Akantor Shell ×7, Akantor Claw ×7, Akantor Scale ×2, Hrd Monster Bone ×8