101Leafy researched the games.
Estoc

Bejeweled Spear created by the Forest Elder. Functional and majestic.
| Class | Lance |
|---|---|
| Rarity | 2 |
| Attack | 230 |
| Defense | +8 |
| Slots | 2 |
| Price | 2,150z |
Upgrades
| Upgraded from | Steel Lance |
|---|---|
| Upgrades into | Valhalla |
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 746.