From publisher blurb: Z20 Go is the post-apocalyptic companion to the complete D20 Go roleplaying system, the game system designed for easy access and simplified play-by-post. Z20 Go can be used as a light, standalone system or it can be used as a supplement to the complete D20 Go rules. With Z0 Go, you can easily jump into nearly any zombie or post-apocalyptic setting you can imagine. The rules are inspired by D&D but give players enormous freedom in creating and customizing characters. without all of the documentation and number-crunching of many ttrpgs. Post-apocalyptic action! Any time. Any where. Features of Z20 Go: Only two types of rolls, all made with a 20-sided die Easy to learn! Easy to GM! Fast play - Combat is one round of rolls and resolved narratively to avoid getting bogged down by turn-based play Seven customizable classes: Meathead, Scrapper, Martial Artist, Scrounger, Brain, Tradesperson, and Mystic Injury conditions instead of hitpoints