| Settings | |||||
|---|---|---|---|---|---|
| Name | Owner | Posts | Characters | ||
| Masks | Guilty | 0 | 23 | ||
| Mass Effect | AndaisQ | 7 | 85 | ||
| Mass Effect: Andromeda | deleted user | 0 | 1 | ||
| Master of His Domain | Kappa | 6 | 7 | ||
| Materia | Alicorn | 3 | 11 | ||
| Matilda | Kappa | 0 | 0 | ||
| Maximum Ride | Guilty | 0 | 9 | ||
| MCU | Anya | 3 | 26 | ||
| MDZS | MaggieoftheOwls | 13 | 17 | ||
| Mechuria | NormalAnomaly | 1 | 4 | ||
| Medaeval | realworldalt | 0 | 1 | ||
| Medallion | Alicorn | 5 | 3 | ||
| median | perinoveau | 0 | 1 | ||
| medianverse | westwind | 3 | 5 | ||
| megacontinuity scholomance | DDF | 0 | 2 | ||
| Megazomia | Archon | 2 | 3 | ||
| Megumi and Tsugumi (Manga) | red | 0 | 0 | ||
| Melodia | DawnlightMelody | 0 | 1 | ||
| Membrane | Tricky | 0 | 2 | ||
| Mercury | ChaosMagic | 1 | 2 | ||
| Mergery | Kappa | 0 | 1 | ||
| Metaspace | Unbitwise | 1 | 3 | ||
| Meteor | MaggieoftheOwls | 1 | 1 | ||
| Metroid | ray | 0 | 2 | ||
| MidChilda | st753m | 0 | 0 | ||