Samedi is the Loa of the Grave. Shadow Hunter Kajassa asked adventurers in Nagrand to use the [Samedi Fetish] in order to help shadow hunter souls move on and send them to Samedi.
In the RPG
Samedi is the Loa of cemeteries and the restful sleep of the dead. In Samedi's eyes, the undead are abominations that should be destroyed.
This article or section includes speculation, observations or opinions possibly supported by lore or by Blizzard officials. It should not be taken as representing official lore.
The fact that Samedi and Bwonsamdi are named similarly, are both inspired by the same real life, Haitian Loa, and both lord over the realm of the dead in troll culture, indicates that they may be the same being, called by different names.