Laconic / The Missingno.

Character that exists because of a glitch.
[-Visi-*BWZTKHHHHHhhhhh*Error#37: the zmp888888Welcome to my house,huuuuuuuuuuuuumaaaaaaaaaaaaaan.

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/TheMissingno