Chandigarh registered an emphatic victory over Mizoram after decimating their batting force in the second innings.
Karthik had a good game personally as he slammed 113 off 235 balls.
Karnataka and Tamil Nadu played out another amazing thriller in the Indian domestic circuit.
Arslan Khan's double-ton and Sanjay Yadav's 9/52 remained the biggest talking points of Day 2.
After the game, the Tamil Nadu team management informed that the former Indian opener was fined ten per cent of his match fee.
Karthik has been piling up runs on a consistent basis, scoring 418 runs in the Vijay Hazare Trophy.
The Tamil Nadu all-rounder had started as a batting all-rounder in his early days.
Along with Vijay Shankar, the team also features spinner Ravichandran Ashwin and Murali Vijay.
Pandey scored 60 off 45 with four boundaries and a couple of sixes.
Tamil Nadu lost Syed Mushtaq Ali Trophy final to Karnataka by one run.