101Leafy researched the games.
Gun Chariot+

Made from Silver Rathalos scales, its body shines silver bright. Shelling Lv4
| Class | Gunlance |
|---|---|
| Rarity | 9 |
| Attack | 529 |
| Dragon | 350 |
| Slots | 2 |
| Price | 100,000z |
Upgrades
| Upgraded from | Gun Chariot |
|---|---|
| Upgrades into | World's End |
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.