Xposur is a character who appears in Xposur100's AGK series. He is Leopold, Jake and Ronald's best friend. He's also friend with Blue Yoshi.
Xposur100's AGK Series
He first appears in Episode 4 - AGK meets Xposur100, where he comes to visit Leopold to do stuff. He later appears in Episode 10 - AGK goes to Internet Cafe where he plays video games with Jake and Leopold.