The Underground Round-Up

Ash, Misty, and Tracey are on their way back to Pallet Town when they reach and island where a ferry is supposed to from their to Pallet Town. The town is deserted except for tons of electrode. Togepi befriends a Voltob but then tons of electrode appear. A guy saves them who says heys a diglett rancher. He is moving the electrode to a field away from town on the mainland.
He gets a phone call from the mayor saying he has hired somebody else to get rid of the electrode.