Original: According to the fictional universe first established by Slayer , the ` Buffyverse , ` The term ` Buffyverse ' is used amongst fans of Buffy/Angel online to describe the fictional universe established by Buffy/Angel .
Simplified: In the fictional universe created by Buffy ( the Buffyverse ) , The term ` Buffyverse ' is used amongst fans of Buffy/Angel online to describe the fictional universe established by Buffy/Angel .