Song of Invectolus, The great coming

Written in infernal with notes in deep speech this tome is wrapped in dark black leather from wyvern and dragon wings.  It details how to open portals and pathways between nether realms unheard of and the material plane. It lists dozens of dark entities and demons and the various rituals and components needed to complete them.  It also mentions a second book called the Ivor Dominus . . .

Type

Manual, Magical / Occult