Landryn Teriak
From Oberon_wiki
Little is known of Landryn Teriak (the self-style "Shadow Lord") other than that he lived about 200 years ago and had the ability to conjure vast number of creatures using power from the Shadow realms.
His base of operations, on the west coast of Yuritan, was long seen as one of the major impediments to Imperial expansion during the 1st century after teh Empire was formed.