| Type | Skill Books |
|---|---|
| Teaches | Castle Rock (Level 1) |
| Sell price to shops | 14,850 Alz |
| Inventory size (older episodes) | 2 × 2 |
In-game description
Upgrade the equipment and body to be like an impregnable fort.
How to get it
Instructors that sell the book
| NPC | Place |
|---|---|
| O'Conner (Instructor) | Bloody Ice |
| Gette (Instructor) | Desert Scream |
| Kallua (Instructor) | Green Despair |
| Harper (Instructor) | Port Lux |
Data from the Cabal Latino server and client (EP33).