How many movies have A.R. Rahman and Sathyaprakash Dharmar collaborated on?

They have worked on 4 movies together! Their first movie together was Achcham Yenbadhu Madamaiyada (2016) while their highest rated movie together was Mersal (2017). They have not worked together since Ponniyin Selvan: Part II (2023). They are most known for their action films together.