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 | Gro Pro |
| Manufacturer | Gro Pro |
| Binding | Lawn & Patio |
| ItemPartNumber | 725420 |
| Model | GL56725420 |
| Color | Natural |
| Size | 5 Gallon |
| UnitCount | 1 |
| UPCs | 849969014426 |
| EANs | 8025304010465 |
| ReleaseDate | 0000-00-00 |