How many movies have Eka Firdaus and Yessa Iona Gaffar collaborated on?

They have worked on 3 movies together! Their first movie together was Kalung Jelangkung (2011) while their highest rated movie together was Keranda Kuntilanak (2011). They have not worked together since Santet Kuntilanak (2012). They are most known for their horror films together.