| character:oozora_subaru_(1st_costume) | character:oozora_subaru | |
| character:oozora_subaru_(casual) | character:oozora_subaru | |
| character:oozora_subaru_(hololive_summer_2019) | character:oozora_subaru | |
| character:oozora_subaru_(loungewear) | character:oozora_subaru | |
| character:oozora_subaru_(new_year) | character:oozora_subaru | |
| character:oozora_subaru_(police) | character:oozora_subaru | |
| character:oozora_subaru_(starlight) | character:oozora_subaru | |
| character:oozora_subaru_(work) | character:oozora_subaru | |
| character:opalescent_serpent_ash | character:ash_(titanfall_2) | |
| character:opal_(stoneheart's_oath_ring)_(honkai:_star_rail) | character:opal_(honkai:_star_rail) | |
| character:operatic_aquamarine_wattson | character:wattson_(apex_legends) | |
| character:operative_oxton | character:tracer_(overwatch) | |
| character:opferung_(elsword) | character:ainchase_ishmael | |
| character:optimus_(elsword) | character:rose_(elsword) | |
| character:optimus_prime_(animated) | character:optimus_prime | |
| character:optimus_prime_(kotobukiya_bishoujo) | character:optimus_prime | |
| character:orange_cookie_(legendary_world_champion) | character:orange_cookie | |
| character:orbeeanna | character:orianna_(league_of_legends) | |
| character:orchid_(twines_of_time)_(arknights) | character:orchid_(arknights) | |
| character:order_of_the_banana_soraka | character:soraka_(league_of_legends) | |
| character:order_of_the_lotus_irelia | character:irelia | |
| character:order-sol | character:sol_badguy | |
| character:oricorio_(baile) | character:oricorio | |
| character:oricorio_(pa'u) | character:oricorio | |
| character:oricorio_(pom-pom) | character:oricorio | |
| character:oricorio_(sensu) | character:oricorio | |
| character:ortlinde_(fate) | character:valkyrie_(fate) | |
| character:ortlinde_(ring_the_bell)_(fate) | character:ortlinde_(fate) character:valkyrie_(fate) | |
| character:ortlinde_(swimsuit_assassin)_(fate) | character:ortlinde_(fate) character:valkyrie_(fate) | |
| character:ortlinde_(valkyrie_style)_(fate) | character:ortlinde_(fate) character:valkyrie_(fate) | |