Ben 10 x justice league Ben Tennyson hasn't been on earth for several years after he learns that he has been lied to his entire life. After 4 years of being off planet he comes home to find things are very different. Upon his arrival to earth he meets a young women by the name Kara Danvers. Together they decide to travel across the U.S. where they meet old and new friends. At the same time an old enemy plots against earth. Will Ben Tennyson rise to the occasion. Is it hero time once again?

Tragedy is an ever present force in the life of a demigod. But, this hero would not realize such until one horrible day; the day he was introduced to this mad world far too early. But, his previous destiny still holds true, and with great power, he is granted a new life to escape the usual tragedy of his brethren.

After millennia trapped in Tartarus, Perseus finds his escape from the realm of punishment. Only, he doesn't exit into the same world he grew up in. Alone in a world of aliens, monsters, and superhumans, can Percy protect them from his past when old enemies begin to emerge.

The War against Gaea has been completed, and Percy gets an unexpected gift. For being able to defeat countless monsters, and be able to survive Tartarus, he is given the title of King of Monsters, making all under his supreme command. Let's see how his life changes, shall we?

At the end of his first war, the truth begins to reveal itself. He was never born to the sea, only adopted by it. Instead, he was born to the depths of darkness and the inferno. Born from the sovereign monster lord. He is Perseus, Son of the Pit Primordial.