Character: sonichu (character)
Sonichu is the eponymous protagonist of Christian Weston Chandler's comic book. He was created in March 2000 and made his first comic book appearance in January 2004.
As shown in the first issue of the comic, Sonichu is the fusion of Super Sonic and a wild Pikachu.
This tag implicates sonichu_(series) (learn more).