Game System
- Dungeons & Dragons48
- Advanced Dungeons & Dragons24
- Arcana Unearthed12
- D20 Modern10
- Hero System9
- Call of Cthulhu (1920s)8
- Dungeons and Dragons7
- Shadowrun7
- Buffy the Vampire Slayer RPG6
- Champions6
- Hero (Champions)6
- Star Fleet Battles6
- Star Wars d206
- Deadlands5
- Great Space Race5
- N/A5
- Warhammer Fantasy Roleplay5
- Advanced Dungeons & Dragons: Planescape4
- Angel RPG4
- Big Eyes, Small Mouth4