Suryakumar Yadav's impact sub role raises questions in MI's win over KKR.
Mahela Jayawardene clarifies Suryakumar's role, urges fans not to speculate.
Irfan Pathan critiques lack of wicket-taking ability in expensive IPL stars.
MI's strategic depth highlighted in thrilling victory against KKR.
Can MI maintain their tactical advantage for another IPL title?