Born as Esplin 9466 Primary and later known as Visser One, he is the leader of the Yeerk forces on Earth and the main villain in the series, having inherited the planet from Edriss 562, who was Visser One at the time.
He was born as Esplin 9466 Primary. He was later known as Visser One. He is the leader of the Yeerk forces on Earth. He is the leader of the main villain in the series. He was having inherited the planet from Edriss 562. Edriss 562 was Visser One at the time.