101Leafy researched the games.
Big Slugger

Giant poison Gunlance mixes flexible hide with high quality ore. Shelling Lv3
| Class | Gunlance |
|---|---|
| Rarity | 7 |
| Attack | 460 |
| Poison | 320 |
| Slots | 2 |
| Price | 50,000z |
Upgrades
| Upgraded from | Hard Hitter |
|---|---|
| Upgrades into | Triple Crown, Venomous Cologne |
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 756.