How many movies have Bagus Iman and Khikmawan Santosa collaborated on?

They have worked on 3 movies together! Their first movie together was Takut: Faces of Fear (2008) while their highest rated movie together was Insya Allah Sah 2 (2018). They have not worked together since Perjanjian dengan Iblis (2019). They are most known for their horror films together.