The Game Master’s Handbook of Collaborative Campaign Design: A game-changing approach to homebrewing emergent TTRPG stories, character arcs and worlds with your players (The Game Master Series)
| Country | USA |
| Brand | Island |
| Manufacturer | Island |
| Binding | Audio CD |
| ItemPartNumber | 245832134 |
| Color | multicoloured |
| ReleaseDate | 2023-09-22 |
| UnitCount | 1 |
| UPCs | 602458321340 |
| EANs | 0602458321340 |