Roleplay and BDSM

Amazingly there's no thread on this here, so lucky me I get to start it.

What are some of everybody's favorite roleplays? As far as myself, I am fond of playing a Bull , and as a male top also enjoy more stereotypical submissive roles for females; secretary, maid, student.

Given my background, this won't be surprise....

Pastor/Parishoner.

Consensual Non-Consent lends itself to some obvious role play, truth is, every scene I've done in that vein has been role play. In more traditional BDSM scenes, one of my favorites was a prisoner/interrogator scene. Vampire/vampire hunter-inquisitor is another.

Domination

Daddy/daughter, boss/secretary, husband/babbysitter, anything where there is a power play and a little reluctance