1 Aug 2017, 19:22

A new short series called Ben 10: Alien Worlds will premiere on August 14th in the Netherlands, Belgium, Russia, Bulgaria, Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Macedonia, Ukraine, Estonia, Latvia, Lithuania, etc.

Source:
https://www.yeloplay.be/tv/ben-10-alien-worlds-nl/cartoon-network/14-augustus-2017/18-47