Complex sentence: Owner of an item referred to as the "Amulet of Abbadon", a mystical artifact that grants him magical powers, which so far have been revealed to include the opening of teleportation portals.
Split into simpler sentences: Owner of an item referred to as the "Amulet of Abbadon". A mystical artifact that grants him magical powers, which so far have been revealed to include the opening of teleportation portals.