En Sabah Nur (Earth-5340)

En Sabah Nur was the first and most powerful Inhuman created on Earth. Influencing in many events through human history, he was also the responsible for erecting the pyramids. Because of his strenght, however, En was banished to the Thanagarian colony of Maveth, where he remained through thousands of years.

The organization Zodiac, however, always followed his footsteps, and managed to return him to Earth in the 21th century. Calling himself Thanos, he promissed to cleanse the world of all those who aren't Inhuman.