MTV Base (DStv channel 322) is gearing up to compile its annual countdown of SAs Hottest MCs – the definitive list of SAs most authoritative MCs from the .brMTV Base (DStv channel 322) is gearing up to compile its annual countdown of SAs Hottest MCs – the definitive list of SAs most authoritative MCs from the .brMTV Base (DStv channel 322) is gearing up to compile its annual countdown of SAs Hottest MCs – the definitive list of SAs most authoritative MCs from the .