You have OBVIOUSLY never seen a rift. They are very secret and the fiend's from the Abyss are very tricky.

There was this one that was pretending to be a sexy bugbear but we BARGED in on it while it was seducing this bugbear in his sleepy and oh! wait, there were two! There was a sexy man bugbear and a sexy lady bugbear and they were trying to make the sleeping bugbear kill all his friends by being all sexy in his sleep.