It is the sister channel of the larger network , FX .
FXX is an American digital cable and satellite television channel launched on September 2 , 2013 , owned by 21st Century Fox through FX Networks , LLC .
FXX is the sister channel of the larger network , FX Networks , LLC .
FXX is an American digital cable and satellite television channel launched on September 2 , 2013 , owned by 21st Century Fox through FX Networks , LLC .