<Tr> <Th> Voiced by </Th> <Td> Charles Martinet (2000--present) </Td> </Tr> <P> Waluigi (ワルイージ, Waruīji, (ɰa. ɾɯ. iː. ʑi)) (English: / wɑːluˈiːdʒi /) is a character in the Mario franchise . He plays the role of Luigi's arch - rival and accompanies Wario in spin - offs from the main Mario series, often for the sake of causing mischief and problems . He was created by Camelot employee Fumihide Aoki and is voiced by Charles Martinet, who described Waluigi as someone who has a lot of self - pity and would "cheat to win". </P> <P> Waluigi debuted in the game Mario Tennis as Luigi's rival and Wario's partner . Since then, he would remain a playable character in the main Mario series spin - offs, occasionally causing comedic mischief alongside Wario or antagonizing the rest of the characters, primarily Mario and Luigi . Since his debut, Waluigi has received mixed reception from fans and critics alike . </P> <P> Waluigi was created during the development of the game Mario Tennis, to serve as the bitter rival to Luigi . He was created by Fumihide Aoki and is voiced by Charles Martinet . His name is a portmanteau of Luigi's name and the Japanese adjective warui (悪い) meaning "bad"; hence, a "bad Luigi". </P>

Why does waluigi have an upside down l on his hat