Characters
- okina matara 56
- okinami 28
- okita souji alter 165
- okoge oniyama 1
- okoi 6
- okou 7
- okoye 2
- oku 1
- okuni 32
- okuni midoriyama 2
- okuyasu nijimura 5
- olaf 17
- olba frost 4
- olberic eisenberg 2
- olcadan 5
- old kai 7
- older sister spider demon 23
- oldrin zevon 2
- oleana 59
- olette 16
- olga 10
- olga discordia 45
- olga gurlukovich 1
- olga kurylenko 2
- olga marie animusphere 89
- olga pataki 12
- olha 5
- olimar 2
- olive 10
- olive oyl 18
- oliver 7
- oliver aiku 1
- oliver grayson 16
- oliver inoe 1
- olivia 125
- olivia flaversham 5
- olivia haas 1
- olivia mann 4
- olivia octavius 5
- olivia von roselia 1
- olivier gaillard 1
- olivier mira armstrong 97
- olivier vandeberme 1
- ollie 10
- ollie chen 3
- olminu 9
- olor kudenbru 1
- oluo bozado 7
- olwen 7
- olympia 4