-the arcanist is a class which is using black magic, white magic and chaotic magic.
-white magic deals holy damage and heals/supports your enemies/members,
-black magic deals dark damage
-and chaotic magic has "annoying skills" for example interuppt, poisening the enemy etc...
they wear long coats (armor)
arcanist
Dimmuborgir Satan
LightningHell
...Err...unfinished concept class ftw. At least add the PA, sample skills, etc.