Napoleon Einstein made his debut in the Ranji Trophy one-day tournament in 2006-07 and scored 92 for Tamil Nadu against Kerala as an opener. He has played for South Zone at the Under-19 level and was part of India's World-Cup winning squad in Malaysia in 2008, although he played only one match in the tournament. Einstein's admires Anil Kumble for his passion and dedication to the game and aims to become a match-winning allrounder.