A key material for Dwarves to make Boots of Seal. Can be sold in any shop.
| NPC Name | Min | Max | Chance (%) |
|---|---|---|---|
| Ancient Experiment (Level 45) | 1 | 1 | 3.58542 |
| Cave Servant (Level 46) | 1 | 1 | 0.725486 |
| Icarus Sample 1 (Raid Boss, level 40) | 90 | 270 | 8.09279 |
| Krator (Level 44) | 1 | 1 | 1.54672 |
| Nellis' Vengeful Spirit (Raid Boss, level 39) | 89 | 267 | 5.06209 |
| Snipe (Level 44) | 1 | 1 | 2.5723 |
| Swamp Warrior (Level 44) | 1 | 1 | 2.29801 |
| Tainted Ogre (Level 45) | 1 | 1 | 1.2098 |
| Treasure Chest | 1 | 1 | 0.477367 |
| Water Spirit Lian (Raid Boss, level 40) | 92 | 275 | 5.05066 |