Les Chevaliers Tenkai s01e04
Titre original : The Power of Four
The boys are starting come together as a team as they learn more about Quarton. While on Quarton - in search of the next Dragon cube - the boys discover that they can combine their Tenkai Knights to become something more powerful, the Prodojet. Back on Earth, the guys learn that someone stole the Key from the museum, possibly for Vilius.