Martin the Mad
Is he the villain you're after? Caused the downfall of Izan.
What you know, so far:
- He caused the downfall of the Izan Empire 33 years ago as a side effect in searching for a portal to Thau.
- Have possibly created a zombie army from the ruins of the Izan Fortress.
- The Orb told you that he will make an attack on Palantir within the next year and a half
- Diary of Martin the Mad
- He blocked out Michaels attempts at scrying on him with the Orb