| Kindle | Richards, Douglas | Enigma Cube | TimeTravel | Alien Artifact (01) |
| Kindle | Richards, Douglas | Pivot in Time | TimeTravel | Alien Artifact (02) |
| Kindle | Richards, Douglas | Split second | TimeTravel | Split Second (01) |
| Kindle | Richards, Douglas | Time Frame | TimeTravel | Split Second (02) |
| Kindle | Soule, Charles | Oracle Year, The | TimeTravel |