Music composer AR Rahman has reportedly created the Marvel anthem for India. According to India Today, the Oscar winner has done so for the release of Avengers: Endgame. The anthem is to release in Hindi, Telugu and Tamil.

Source: Mybigplunge

According to reports, Marvel India has teamed up with Rahman for the track which is to release on the 1st of April.  

Source: BGR

AR Rahman has also issued a statement saying: 

Being surrounded by Marvel fans in my own family, there was too much pressure to come with something really satisfying and apt for Avengers: Endgame. I hope Marvel aficionados and music lovers enjoy the track.
Source: Deccan herald

Speaking to reporters, the Head of Studios of Marvel India, Bikram Duggal said: 

Avengers: Endgame is not just a film, it's an emotional journey for fans everywhere in India. An original composition by Oscar winner AR Rahman was the perfect way to celebrate the love for Marvel among fans in the country... This is our small way of thanking the fans here for their extraordinary support. 
Source: Junkee

Avengers: Endgame will release in India in English, Hindi, Tamil and Telugu on the 26th of April, 2019.