Every so often, Joltwak holds its hand up to the sky and summons a bolt of lightning into its grasp. Using the natural static on its body, Joltwak can maintain this electricity in its hand for up to a month.
A Joltwak is the evolved form of a Cubone that has grown tough by overcoming the grief of losing its mother. Its cells generate weak power that is amplified by its fur's static electricity to drop thunderbolts.