Nalthor the Rimebinder

Nalthor the Rimebinder is a lich and the last boss of the Necrotic Wake.

Adventure Guide
''From atop the flying ziggurat Zolramus, Nalthor the Rimebinder commands the forces attacking Bastion. The conniving lich plans rain frozen magic and death on the pristine lands of Bastion.''

Objective of

 * Necrotic Wake: A Paragon's Plight