101Leafy researched the games.
Iron Devil

Primitive weapon used before Hammers became widely available.
| Class | Hammer |
|---|---|
| Rarity | 6 |
| Attack | 988 |
| Slots | 0 |
| Price | 25,000z |
Upgrades
| Upgraded from | Anvil Hammer |
|---|---|
| Upgrades into | Great Demon Hammer, Fist of Fury |
Can also be made new at the smithy.
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 720.
Materials
Carbalite Ore ×5, Iron Ore ×50, Disk Stone ×30
Plus Class Tcket ×1, Carbalite Ore ×1