101Leafy researched the games.
Ogre Tusk

Improved Bone Lance. Treasured by the border dwelling hunters.
| Class | Lance |
|---|---|
| Rarity | 3 |
| Attack | 414 |
| Slots | 0 |
| Price | 5,600z |
Upgrades
| Upgraded from | Barbaroi Tusk |
|---|---|
| Upgrades into | Great Ogre Tusk, Hard Bone Lance |
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 748.
Materials
Hard Ticket ×1, Alluring Hide ×1, Monster Bone+ ×1