This was his second career Test century in just his second match at home.
Mayank joins an elite list, amasses this tally as well
Mayank joined the likes of Virat Kohli, Ajinkya Rahane and Rohit Sharma to amass a second career Test ton against SA. Mayank also went past the mark of 50 fours hit in Tests this year. He is the first Indian to do so.
Mayank and Pujara slam century-plus stand
Mayank shared a brilliant 138-run stand for the second wicket alongside Cheteshwar Pujara.
This was the fifth-highest century-plus stand by an Indian pair for the second wicket against South Africa.
Pujara smashed nine fours and a six in his knock of 58.
This was Pujara's 22nd career Test fifty and a second against South Africa.
How has Day 1 panned out so far?
India lost Rohit (14) early, before Mayank and Pujara got along to calm the ship.
The two batsmen took the steam out of the South Africans.
Mayank slammed 16 fours and two sixes.
Kagiso Rabada was top notch after getting Pujara stuck at the crease. He also dismissed Mayank.