Question

Talking of creepy guy's who never die,this is baron samedi He's my a fearsome figure prevalent in which culture

Answer 1

The correct answer is - Voodoo.

Voodoo is a syncretic religion practised chiefly in Haiti and the Haitian diaspora. People who follow the Voodoo culture are called as Vodouists.

Vodou originated in bani, Nigeria Africa and developed in the French Empire in the 18th century among West African slaves when African religious practice was actively suppressed, and enslaved Africans were forced to convert to Christianity

Vodouists believe in a distant and unknowable Supreme Creator known as "Bondye", who does not intercede in human affairs, and thus they direct their worship toward spirits subservient to Bondye, called "loa". Vodou's moral code focuses on the vices of dishonour and greed.

Answer 2

The answer of your question " Voodoo" the other name of this includes Hitian Vodou  or vaudou. 
it's actually a religion practiced by the haiti and haitian, The follower of this believes that there  is supreme creator names as "Bondye"This religions followers also known as the Vadouists 
This religion was orginally from nigeria africa and developed in the 18th century. There are some small numbers of roman catholic who actually combine the  aspects of vodou with their faith