| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Rakish | Nigel Downes | 1998 | English | Solution |
| Rat In Control | Michael J. Roberts | 2003 | English | |
| Realm, The | Michael Sheldon | 2004 | English | Solution |
| Recluse | Stephen Gorrell | 2008 | English | |
| Reconciling Mother | Plone Glenn | 2007 | English | |
| Recruit, The | Mike Sousa | 2003 | English | |
| Redeye | John Pitchers | 2004 | English | |
| Reefer Island | Steve Barrera | 2004 | English | |
| Rematch | Andrew D. Pontious | 2000 | English | Solution |
| Return to Ditch Day | Michael J. Roberts | 2004 | English | |
| Reveal, The | Mike Sousa | 2016 | English | |
| Ribos Operation, The | Kelsey Lewis | 2017 | English | |
| Rogue of the Multiverse | C. E. J. Pacian | 2010 | English | Solution |
| Ruined Robots | Nicholas Dudek | 2004 | English | Solution |