Return to earth

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?