101Leafy researched the games.
Chicken Decapitator

Bears a splendid resemblance to a Kut-Ku Wing by using the fowl's materials.
| Class | Great Sword |
|---|---|
| Rarity | 4 |
| Attack | 768 |
| Affinity | 15% |
| Slots | 0 |
| Price | 4,900z |
Upgrades
| Upgraded from | Chick Decapitator |
|---|---|
| Upgrades into | Rooster Decapitator |
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 682.