Gaming has good prospects in India withsalary of 3-5lpa as starting rnage.
Experience professional woth 3+ year of experience is around 10lpa.
Gaming has prospects into game coding, game testing, with various international projects with production houses and advertising houses.

More details shared below.

https://www.siliconindia.com/training-institute/expert-opinion/Game-designer-as-career-and-its-future-prospects-id-18.html