Kolkata Knight Riders chances of reaching the play-offs received a huge boost after their win over Sunrisers Hyderabad on Sunday. Mumbai Indians are in a spot of bother as their net run rate -0.453 is the worst among the 4 teams in contention for the final play-offs spot.Mumbai Indians need to beat Rajasthan Royals on October 5 and Sunrisers Hyderabad on October 8. Also, they need to win those two matches by a big margin to get their net run rate into the positive territory which looks an uphill task.If KKR win their next match, MI's chances of reaching the play-offs take a big hit.