VG Character Name Game or Game Series Game-Art-HQ Art Projects Art made by the Creators Art made by Fans Cosplays of the Character
  Octorok Legend of Zelda Series Link’s Blacklist      
  Odolwa LoZ Majora’s Mask Link’s Blacklist      
  Oerba Dia Vanille Final Fantasy XIII   Official Art Fan Art  
  Oerba Yun Fang Final Fantasy XIII   Official Art Fan Art  
  Old Man, the Legend of Zelda Series Link’s Friendlist      
Oliver-No-No-Kuni Oliver Ni No Kuni -  Official Illustrations
3 Fan Arts  
Omniknight-Dota Omniknight (Purist Thunderwrath) DOTA Series     1 Fan Art  
  Oni Akuma Street Fighter Series Street Fighter Tribute Official Art Fan Art  
  Onion Knight Final Fantasy III   Official Art    
  Onox LoZ Oracle of Seasons Link’s Blacklist      
Orianna Orianna the Lady of Clockwork League of Legends   3 Splash Artworks 1 Fan Art  
  Oro Street Fighter III Street Fighter Tribute   Fan Art  
  Orochi King of Fighters Series Boss Tribute R1      
  Orochi Chris King of Fighters Series   Official Art    
  Orochi Iori King of Fighters Series   Official Art Fan Art  
Orochi-Shermie Orochi Shermie King of Fighters Series   2 Official Artworks 1 Fan Art  
  Orochi Yashiro King of Fighters Series   Official Art    
  Oswald King of Fighters Series   Official Art    
  Outsider, The Dishonored     Fan Art