Heinrich Klaasen. Pic/AFP

India's aura of invincibility in recent times took a hit as South Africa pulled off a spectacular chase to emerge winner by five wickets in the rain-curtailed fourth one-day international here tonight and stay alive in the series. The stunning turnaround under the Duckworth/Lewis method meant South Africa maintained their unbeaten record in pink and make it 3-1 in the six-match series.