| Title | Publisher | Formats | Franchise |
|---|---|---|---|
| Halcyon City Herald Collection: A Masks Supplement | Magpie Games | Masks | |
| Masks: A New Generation (Phone Edition) | Magpie Games | Masks | |
| Masks_ A New Generation | Magpie Games | Masks | |
| Secrets of A.E.G.I.S.: A Masks Supplement | Magpie Games | Masks | |
| Unbound: A Masks Supplement | Magpie Games | Masks |