| Series | Created by | Games | Genre |
|---|---|---|---|
| .hack | CyberConnect2 | 5 | action role-playing game, science fiction video game |
| 10 Computer Hits | — | 5 | — |
| 101 Dalmatians | Stephen Herek | 1 | — |
| 1080° | — | 1 | snowboarding video game |
| 18 Wheels of Steel | SCS Software | 7 | truck simulation video game |
| 19XX | — | 6 | shoot 'em up |
| 3 Foot Ninja | Denni Ames | 2 | — |
| 3 out of 10 | Terrible Posture Games | 7 | adventure video game |
| 3D Classics | Arika | 1 | — |
| 3D Ultra Minigolf | — | 2 | miniature golf video game |
| 989 Sports Major League Baseball series | — | 2 | — |