Quinton de Kock and Kagiso Rabada found form as the Proteas beat the USA by 18 runs in their Super Eights clash at the T20 World Cup in Antigua.
Nicholas Pooran fell just short of the first century of the T20 World Cup as West Indies overpowered Afghanistan by 104 runs in the final group match.
Pakistan edged Ireland by three wickets to finish their T20 World Cup campaign.
Australia escaped with a thrilling five-wicket against Scotland on Saturday, with their win ensuring England's berth in the next round of the T20 World Cup.
Proteas captain Aiden Markram shared a frank assessment of their narrow win over Nepal in their final T20 World Cup pool stage match on Saturday morning.
New Zealand took just five overs to eclipse Uganda, with the Black Caps cruising to a nine-wicket victory at the Brian Lara Stadium in Tarouba.