Nightmares and Dreams is a d20 System core book for The Hunt; Rise of Evil campaign setting that presents a menagerie of creatures and items that demonstrate the power that our dreams and nightmares might have on other realms. Although, the material presented here relates to The Hunt: Rise of Evil, it can easily be adapted to any d20 campaign.

Each entry has an original vignette that helps to explain the origin of the creature and also serves to set the mood for adventures based around these monsters.