Iain Hume scored the opening goal for the visitors in the 16th minute. Atletico de Kolkata dominated proceedings in the first half dominating the attack index charts.
Delhi came back strongly in the second half as Indian youngster Milan Singh netted the equaliser with a world class strike.
Javi Lara restored the lead for Kolkata in 71st minute which was once again cancelled out by Florent Malouda within 3 minutes from a free-kick.
Here are some photos from the match:
Iain Hume scored the first goal
Atletico de Kolkata players celebrate after Iain Hume scored the opening goal.
Milan Singh scored a world-class equaliser
Indian youngster Milan Singh scored a world-class equaliser to bring back Delhi Dynamos into the game.
Javi Lara (left)
Spanish midfielder Javi Lara celebrates after scoring the second for Atletico de Kolkata.
Florent Malouda (left)
Delhi Dynamos marquee player Florent Malouda celebrates after scoring the second goal.
Florent Malouda (white) and Borja Fernandes
Atletico de Kolkata's Borja Fernandes and Delhi Dynamos' Florent Malouda tussle for the ball.
All Image are taken from Indian Super League Twitter handle