101Leafy researched the games.
Wild Bone Lance+

Lance made from boar materials. Fills users with vigor and offensive lust!
| Class | Lance |
|---|---|
| Rarity | 3 |
| Attack | 276 |
| Slots | 0 |
| Price | 2,150z |
Upgrades
| Upgraded from | Wild Bone Lance |
|---|---|
| Upgrades into | Bulldrome Spear, Red Tail |
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 750.