-Upgrade Ultimate Weapon
-Piercing Ultimate Weapon
-Jewel Removal
1. Click NPC Bobochan and select ‘Jewel Composing?menu.
2. Input 1 ultimate weapon (+6~+10) and 1 jewel and the press ‘Start?button
3. Setting jewels have a high success rate, but cannot be guaranteed successful. If when trying to set a jewel, it fails, only the jewel is lost. The item will remain.
| Upgrade | Socket Space |
| +1 | 0 |
| +2 | 0 |
| +3 | 0 |
| +4 | 0 |
| +5 | 0 |
| +6 | 1 |
| +7 | 2 |
| +8 | 3 |
| +9 | 4 |
| +10 | 5 |