Welcome to the Timestream!
Whether it's 10th Muse encountering the Bold and Brave heroes of the TidalWave Universe while using the Amulet of Kairos or Time Agents of Hour Glass battling extinction level threats to reality itself, this wild and exciting guidebook contains not only the character roster of TidalWave's time travelling heroes and villains but also whole new settings, conversion charts for other OSR games and a map of Hour Glass HQ!

All of that adds up to this book being an instant classic collectors item!