Monsters
- Ogre shaman
- Ogre shaman
- Ogre shaman1
- Ogre shaman2
- Ogre shaman3
- Ogre shaman4
- Ogre Skulltaker
- Ogre statue
- OgressClub
- OgressSpear
- Ogress banker
- Ogress champion
- Ogress warriorClub
- Ogress warriorSpear
- Oipuis
- Ol' Sawtooth
- Old man
- Olivia
- Olivia the Chronicler
- Olivia the ChroniclerNormal mode
- Olivia the ChroniclerStory mode
- Oneiromancer
- Onyx dragon
- Onyx dragon
- Onyx dragon
- Oomlie bird
- Orc
- Oreb, the Magister
- Orikalka
- Ork1
- Ork2
- Ork3
- Ork4
- Ork Headhunter
- Ork legion
- Ork statue
- Ork warrior
- Ork warrior
- Ork warrior
- Ork warrior
- Ospawn
- Osseous
- Osseous
- Othainian
- Otherworldly being
- Ouhai
- Ourg statue
- Outlaw