How many movies have Antti Mäss and Kristo Klausson collaborated on?

They have worked on 2 movies together! Their first movie together was Melchior the Apothecary: The Executioner's Daughter (2023) while their highest rated movie together was Alien 2 or: The Return of Valdis in 17 Episodes (2024). They have not worked together since Alien 2 or: The Return of Valdis in 17 Episodes (2024).