Waweegee is an odd version of Waluigi, a recolor of Weegee; Luigi's sprite from educational DOS game Mario is Missing!, and could possibly be a spirit lurking in Waluigi's body.
In Achille12345's videos, Waweegee is the rival of Weegee as Waluigi is the rival of Luigi, and, just like his brother Walleo, he fights on
Waweegee, Walleo's brother.
the side of righteousness. He appeared in The last stand against WeeGee and was on Link's team in CD-I Fight Special Episode 3 part 1.
He is a skillful fighter, who proved to be a serious challenge for Weegee.
Background
After killing The King in part two The last stand against WeeGee, Weegee continued his reign of terror. One day, he was taken by surprise by Waweegee himself and engaged into a fight with him. Surprisingly, Waweegee was winning and he probably could even defeat Weegee if not the sudden interference of Malleo. They both teamed up and have beaten up Waweegee. He was saved at the last second by Walleo, who even tried to heal him, but that wasn't enough. Malleo obliterated our purple-nosed hero with a powerful energy blast.