The 2012 convention - officially the 2nd Annual Indian Comic Con - was held in New Delhi from February 17 to 19, a day longer than 2011's inaugural event.
This time it also introduced an awards ceremony for publishers, artists and writers from the local comics industry.
Campfire's biographical title Nelson Mandela: The Unconquerable Soul won the top prize of Best Graphic Novel.
Author Lewis Helfand was not able to attend but recorded a message saying: "I think a lot of us grew up wanting to create comic books and to have the chance to not only create comics, and create books that we believe in, but to have people respond to our work in such a positive way, is absolutely amazing."
Sankha Banerjee, who produced the art for the book, collected the prize.
Amit Tayal won Best