In Pictures: 5 highest run-getters in IPL 2017
Rohit Sharma-led Mumbai Indians clinched the IPL trophy for a third time.
Mumbai Indians had lost all the three matches against Steve Smith's side in the league stages.
Tripathi's story started with going for the trials held by IPL franchise Rising Pune Supergiant (RPS) at the DY Patil Stadium in Mumbai.
Mumbai leg-spinner Karn Sharma took four wickets to bowl out KKR for a paltry 107 in 18.5 overs.
Chasing a target of 168, KKR went down by 14 runs to Kings XI Punjab in an IPL match on Tuesday.
Rahul Tewatia (2/18) and Mohit Sharma (2/24) were the best bowlers for Punjab.
KKR play Mumbai Indians at home on Saturday to wrap up their league engagements.
Despite Chris Lynn's 52-ball 84, the bowlers did a superb job to restrict KKR to 153/6 in 20 overs chasing a modest 168.
SRH won the match by seven wickets with 10 balls to spare.