101Leafy researched the games.
Frozen Tuna

A frozen Speartuna. Classified as a Great Sword. A true trophy!
| Class | Great Sword |
|---|---|
| Rarity | 3 |
| Attack | 336 |
| Ice | 330 |
| Slots | 0 |
| Price | 7,500z |
Upgrades
| Upgrades into | Crystallized Tuna |
|---|
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 688.
Materials
Speartuna ×1, Cool Drink ×3