Indian cricketer Dinesh Karthik (R) and Washington Sundar (L) react after scoring the winning run to defeat Bangladesh by 4 wickets during the final Nidahas Twenty20 Tri-Series international cricket match between India and Bangladesh at the R. Premadasa stadium in Colombo on March 18, 2018. Pic/AFP

Team India's last-over hero in the Nidahas Trophy final has every reason to thank his Surat-based coach and mentor Apurva Desai. Since July 2016, Apurva has been training Karthik before every tournament.