Joe Root is the highest impact English Test batsman in the last five years ahead of Alastair Cook and Kevin Pietersen. In this time-frame, he is also the third-highest impact batsman in the world after AB de Villiers and Hashim Amla. (Min: 25 Tests)
MS Dhoni's batting failure rate of 40% in IPL 2015 is his second-worst in any of the IPL editions so far. His worst was in IPL 2012 where he had a failure rate of 41%.
Virat Kohli's Batting Impact in IPL knockouts/playoffs: 1.66 in 6 matches (50% failure rate).
Kohli's Batting Impact in the rest of his IPL career: 1.99 in 113 matches (36% failure rate).
Amongst the teams that have qualified for the IPL 2015 playoffs, RR have the least number of players (three players) in their squad who have given a tournament-defining performance in any T20 tournament. RCB have five such players, MI have six and CSK have 11.
The highest impact uncapped Indian players in IPL 2015 so far are: Yuzvendra Chahal, Harshal Patel and Shreyas Iyer.
The highest impact New Zealand players in Tests played in England are: Dion Nash, Chris Cairns and Daniel Vettori. All three of them produced a series-defining performance during New Zealand's tour to England in 1999 where they won the four-match Test series 2-1.
Parvinder Awana has picked up the third-most proportion of top/middle order wickets in IPL history (after Lasith Malinga and Ashish Nehra) but surprisingly still hasn’t got a game in IPL 2015.
If we take a minimum of seven innings as a qualification, then Virender Sehwag emerges as the lowest impact batsman of IPL 2015 so far.
Mohammad Hafeez's failure rate of 62%in 29 Tests in the last five years is the second-worst for any opener in the world after Gautam Gambhir (failure rate of 64% in 25 matches).
THE HIGHEST IMPACT TEST BATSMAN FROM NEW ZEALAND
During the 8 core years of his career (1969-1977), Glenn Turner was the fifth highest impact batsman in the world (minimum 30 Tests), after Greg Chappell, Sunil Gavaskar, Dennis Amiss and Ian Redpath.