4. Kagiso Rabada
The 21-year old has already seen a great rise in his career, having represented South Africa at only 20 years. He has proven he has the mettle to cope up with high-pressure games. He has already shown significant maturity in his bowling.
His stats suggest the same as he picked up 30 wickets in just 14 ODIs and also have 24 wickets in just 6 test matches he featured in.