 In a controversial move by the selectors, Kasteni replaced Terrence Duffin, one of the team's most experienced players, for Zimbabwe's final two World Cup games.The move did not pay off, and Kasteni scored just 9 runs at an average of 4.50.In 2008, Kasteni was chosen by the Zimbabwe Cricket Board to attend a six-week course at Cricket Australia's Centre of Excellence in Brisbane and in 2012 moved to Canberra, Australia on a sports scholarship to qualify for permanent residency of Australia with the intention of playing first-class cricket in Australia.