Giovanni

Giovanni is the leader of Team Rocket. He Seems to be very evil like Archie Maxie Cyrus Getsis and Colress.

In Pokemon Red and Blue
In Pokemon red and blue, he is the final gym leader before you can enter Indigo Plateau. When he and Team Rocket are in Saffron, they enter Silph Co. in an attempt to steal the Master Ball. These Plans end up being foiled by Red, and Red is then given the Master Ball by the Head of Silph co.