Last year under the mentorship of Gautam Gambhir, Kolkata Knight Riders left the IPL trophy for the third time. Previously Gautam led the team to win the trophy in 2012 and 2014. 

But now according to sources, KKR has already found his replacement. Dewen Bravo is going to be the mentor of KKR for the next season of IPL. Dewan Bravo has been a consistent performer of Indian Premier league. He played for MI and CSK. 

But after Gautam joined the Indian national team as their head coach, he can not remain mentor of an IPL team. This is the reason KKR is replacing him