Which Satavahana king defeated the Saka rulers and conquered part of Malwa?

Gautamiputra Satakarni, a notable ruler of the Satavahana dynasty, defeated the Saka rulers and conquered parts of Malwa. He ruled during the 2nd century CE and is known for his military successes and contributions to the expansion of the Satavahana empire. His reign marked a significant period in the history of ancient India.