Cornelia Castle has 6 treasure chests, but they're all locked when you first arrive. You'll need the Mystic Key from the Elfheim chapter to open them. Don't miss the Nitro Powder — it's required to progress the main story!

Iron Armor
1F - Left locked room, left chest

Tent
1F - Left locked room, middle chest

Nitro Powder
1F - Left locked room, right chest

Cottage
1F - Right locked room, left chest

Saber
1F - Right locked room, middle chest

Mythril Knife
1F - Right locked room, right chest
| Item | Location | Image |
|---|---|---|
Iron Armor | 1F - Left locked room, left chest | |
Tent | 1F - Left locked room, middle chest | |
Nitro Powder | 1F - Left locked room, right chest | |
Cottage | 1F - Right locked room, left chest | |
Saber | 1F - Right locked room, middle chest | |
Mythril Knife | 1F - Right locked room, right chest |