| Title | Console | Sell Price | Market | Links | Action |
|---|---|---|---|---|---|
| Obscure II | Wii | — | — | ||
| Off Road | Wii | — | — | ||
| Offroad Extreme! Special Edition | Wii | — | — | ||
| One Piece: Unlimited Cruise Episode 1 – The Treasure Beneath The Waves | Wii | — | — | ||
| One Piece: Unlimited Cruise Episode 2: Awakening of a Hero | Wii | — | — | ||
| OneChanbara: Bikini Zombie Slayers | Wii | — | — | ||
| Oops! 100 Party Games! | Wii | — | — | ||
| Open Season | Wii | — | — | ||
| Opoona | Wii | — | — | ||
| Order Up! | Wii | — | — | ||
| Overlord: Dark Legend | Wii | 50 kr | — |