101Leafy researched the games.
Akantor Shadow Claws

Dual Blades with the power of a black deity. Users feel they can tear the heavens.
| Class | Dual Blades |
|---|---|
| Rarity | 10 |
| Attack | 462 |
| Affinity | 35% |
| Slots | 0 |
| Price | 145,000z |
Upgrades
| Upgraded from | Akantor 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 716.