101Leafy researched the games.
Guardian Sword

Replica of a Sword made during the Guild's genesis. Given to those with dignity.
| Class | Long Sword |
|---|---|
| Rarity | 6 |
| Attack | 912 |
| Slots | 3 |
| Price | 30,000z |
Upgrades
| Upgraded from | Carbalite Sword |
|---|---|
| Upgrades into | Imperial Sword |
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 694.
Materials
Plus Class Tcket ×1, Novacrystal ×1