Head to The Docks of New Orleans (along the Mississippi River)
From there, head n2w2n2en
Open w (the door to Marie Laveau's House) and go in
ask Marie voodoo
you get a journal entry (The Voodoo Queen)
ask Marie principles
She will list several topics in CAPS. Ask about each one
Pay attention, as she will not repeat them when asked again
you may have to ask her something else to move on, just listen to what she says
she will then ask you to acquire parts for a gris-gris
she will ask you for the following items
return with the parts and give her each one at a time
she'll give you a gris-gris (AUX item)
wear gris-gris and head to altars
the altars are (with directions from Docks)
resting at each altar will spawn a loah you need to defeat
There are several different loah and each has a special attack
return to marie once the loah at each altar is defeated
ask marie papa
she'll direct you to Old Ezekiel (he's the old slave 2se from the plantation altar)
ask Ezekiel Damballah
he gives you a pouch
Head to New Orleans cemetary (n2w2n2wn3wd from docks)
look for a brazier in the cemetary
put pouch brazier
ask Papa Damballah
also
go to marie
ask marie ceremony
go back to Ezekiel
ask Ezekiel orb of snakes
cast net along the mississippi until you find the orb
return to marie and give orb marie
she says you must face the Damballah and gives you the orb back
give her the orb when ready to fight the avatar of the Damballah