Chad had much bigger plans than Maleficent. Maleficent somewhat also cared for her daughter till betreyal. However, this "biggest jerk in the land" has no heart as he just manipulated people for wealth, fame and attention. He served as a far bigger threat and as he was an inspiration of Prince Hans and Derek Dietl throughout the film. Maleficent also redeemed near the end, as she was just a campagin to missinform about Chad's high antagonism towards the heroes.