Frieza
Frieza is an Ice-jin tyrant and the youngest member of the Cold family. He eventually overtakes the entire operation as the leading member, overpowering all other members including Cooler and King Cold. Frieza is one of the few characters in the series to showcase all his transformations. He is the one responsible for the Genocide of the Saiyans. He has an ongoing feud with Vegeta and the entire Saiyan race as a whole.