Main Antagonists

The Main Antagonist of each book.

Original trilogy
The overall antagonist is Lord Hades.
 * The Beginning - Lord Hades
 * The Medium - Nonag
 * The End - Lord Hades

Sequel trilogy
The overall antagnonist is Lord Hades
 * A New Beginning - 3
 * The Final Night - Orcen
 * It's Not The End - Lord Hades

The End trilogy
The overall antagonist is The Over God
 * Signs of What's Next - Abraxas
 * The Opposite of Life - Cthulu
 * Peace - Over God's Avatar