I Can Summon an Army of the Undead

What is a necromancer? One who communes with the spirits of the dead, commands their bodies, opens the gates to the netherworld, and enters the Nine Hells.

The fallen god Ye Chu was resurrected through the body of his clone.

He wields the Book of the Dead and commands the undead of countless worlds.

Skeleton: 0.1 soul fragments required to summon (no limit, summon as many as you like)

Wraith: 0.1 soul fragments required to summon (no limit, summon as many as you like)

Death Knight: ? soul fragments required to summon (no limit, summon as many as you like)

Frost Dragon: ? soul fragments required to summon (no limit, summon as many as you like)