101Leafy researched the games.
Diablo Horn

A Spear carved from a single Diablos Horn. Ruler of the Desert.
| Class | Lance |
|---|---|
| Rarity | 4 |
| Attack | 391 |
| Affinity | -5% |
| Slots | 0 |
| Table price | 4,900z |
Upgrades
| Upgraded from | Crimson Lance |
|---|---|
| Upgrades into | Diablo Spear |
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.