| Name | Attribute | Level | Type |
|---|---|---|---|
| Out of control mercenary | 58 | General Monster | |
| Out of control fighter | 58 | General Monster | |
| Out of control fighter | 58 | General Monster | |
| Out of control cavalry | 58 | General Monster | |
| Out of control cavalry | 58 | General Monster | |
| Otherworldly Goblin Grandmaster | 80 | General Monster | |
| Otherworldly Goblin | 83 | General Monster | |
| Otherworldly Goblin | - | 1 | General |
| Otherworldly Eye Demon | - | 1 | General Monster |
| Otherworld Walker Punishment | 65 | World Boss | |
| Otherworld Walker Crime | 65 | World Boss | |
| Otherworld Judge Frasho | 72 | Boss Monster | |
| Ossifighter Boney Prince Charlie | 56 | Elite Monster | |
| Osprae | - | 53 | Elite Monster |
| Osprae | - | 22 | Elite Monster |
| Osprae | - | 39 | Elite Monster |
| Osprae | - | 57 | Elite Monster |
| Osprae | - | 58 | Elite Monster |
| Osprae | - | 110 | Elite Monster |
| Osprae | - | 36 | Elite Monster |
| Osprae | - | 98 | Elite Monster |
| Osprae | - | 99 | Elite Monster |
| Osprae | - | 29 | Elite Monster |
| Osprae | - | 16 | Elite Monster |
| Osprae | - | 59 | Elite Monster |
| Osprae | - | 34 | Elite Monster |
| Osprae | - | 108 | Elite Monster |
| Osprae | - | 109 | Elite Monster |
| Osprae | - | 115 | Elite Monster |
| Osprae | - | 31 | Elite Monster |
| Osprae | - | 17 | Elite Monster |
| Osprae | - | 67 | Elite Monster |
| Osprae | - | 8 | Elite Monster |
| Osprae | - | 60 | Elite Monster |
| Osprae | - | 95 | Elite Monster |
| Osprae | - | 41 | Elite Monster |
| Osprae | - | 90 | Elite Monster |
| Osprae | - | 12 | Elite Monster |
| Osprae | - | 26 | Elite Monster |
| Osprae | - | 33 | Elite Monster |
| Osprae | - | 52 | Elite Monster |
| Osprae | - | 84 | Elite Monster |
| Osprae | - | 94 | Elite Monster |
| Osprae | - | 103 | Elite Monster |
| Osprae | - | 116 | Elite Monster |
| Osprae | - | 40 | Elite Monster |
| Osprae | - | 30 | Elite Monster |
| Osprae | - | 64 | Elite Monster |
| Osprae | - | 80 | Elite Monster |
| Osprae | - | 66 | Elite Monster |