During the dungeon, Mueh’zala says “Where are you hiding all the Zandalari souls?”, so I’m hoping Bwon put Rastakhan in charge of the making sure the souls stay hidden from Mueh.
Hopefully in the first content patch, we get an explanation as to Mueh’zala’s origins and see Rasta
Why not? Strong human characters get created all the time. Orcs have been shamed so hard they’re now just a mopey race, including Thrall – But trolls still have potential, would be nice for them to get some love. Need more Loa & divinity empowerment put into their architecture & works too, would help boost the culture of the Horde. 
öh, whats even your point? My point is…its speaks nothing against it?
If he would be doing that then he likely wouldn’t do his job right.
While it would be neat to get special questline, nothing really stop to make a DK that is a living Bwonsamdi champion.
Well, maybe he only does it on weekend nights?
Something like the Night Warrior one, or even just a special intro for troll/Zandalari DKs?