| 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 | - | 1 | General |
| Otherworldly Goblin | 83 | General Monster | |
| 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 | - | 62 | Elite Monster |
| Osprae | - | 15 | Elite Monster |
| Osprae | - | 30 | Elite Monster |
| Osprae | - | 73 | Elite Monster |
| Osprae | - | 28 | Elite Monster |
| Osprae | - | 98 | Elite Monster |
| Osprae | - | 27 | Elite Monster |
| Osprae | - | 60 | Elite Monster |
| Osprae | - | 34 | Elite Monster |
| Osprae | - | 39 | Elite Monster |
| Osprae | - | 49 | Elite Monster |
| Osprae | - | 52 | Elite Monster |
| Osprae | - | 86 | Elite Monster |
| Osprae | - | 105 | Elite Monster |
| Osprae | - | 63 | Elite Monster |
| Osprae | - | 17 | Elite Monster |
| Osprae | - | 16 | Elite Monster |
| Osprae | - | 20 | Elite Monster |
| Osprae | - | 10 | Elite Monster |
| Osprae | - | 61 | Elite Monster |
| Osprae | - | 109 | Elite Monster |
| Osprae | - | 110 | Elite Monster |
| Osprae | - | 116 | Elite Monster |
| Osprae | - | 29 | Elite Monster |
| Osprae | - | 74 | Elite Monster |
| Osprae | - | 88 | Elite Monster |
| Osprae | - | 44 | Elite Monster |
| Osprae | - | 5 | Elite Monster |
| Osprae | - | 7 | Elite Monster |
| Osprae | - | 23 | Elite Monster |
| Osprae | - | 40 | Elite Monster |
| Osprae | - | 87 | Elite Monster |
| Osprae | - | 37 | Elite Monster |
| Osprae | - | 72 | Elite Monster |
| Osprae | - | 99 | Elite Monster |
| Osprae | - | 103 | Elite Monster |
| Osprae | - | 119 | Elite Monster |