The Lich King

Partner with Sindragosa (When this card
transforms, search you library for a card named Syndragosa and put that into your hand.)
Soulband with Sindragosa (Creatures with
Soulband count as one creature if they are both in
play. If one is removed from play, the other remains
as itself.)
If Helm of Domination is removed from play, sacrifice The Lich King.
Scourge get +1/+1 and menace.