Koppa

Koppa not the Super Mario Brothers Koppa, I mean the The Real Adventures of Pluto & Goofy Series Koppa, He is an Smart character in the series and voiced by Ervin Porlor He is friends with Pluto, Goofy, Snowblue, Red Yoshi and many others,

He First Appearance in The Substitute Teacher, and from that on you become an main Character