Level ELevel E.

Level E (Japanese: レベル E, Hepburn: Reberu Ī) is a Japanese manga series written and illustrated by Yoshihiro Togashi. The plot follows the misadventures of alien Prince Baka Ki El Dogra, who crash-lands on Earth and forcibly begins living with high school student and baseball player Yukitaka Tsutsui. However, Prince Baka gradually realizes that he is targeted by aliens from other planets, and he uses his clever wits to somehow maintain world peace each time.