br Shikhar Dhawan's India have won the toss and will bat first against Dasun Shanaka's Sri Lanka in the final T20I of the series at R Premadasa Stadium in Colombo. The visitors have handed debut to pacer Sandeep Warrier who replaces injured Navdeep Saini.Another Kerala-born cricketer will make his T20I debut for Team India as right-arm medium pacer Sandeep Warrier has been included in the playing XI for the series-decider against Sri Lanka in Colombo.