You didn't look very carefully...
*#|Movies
** Prequel trilogy
** Sequel trilogy
*#|Video games
** First video game
** Second video game
**#|In Development
*** Untitled Third Video Game|Third game
*** Spin-off (Game)|Recently announced spin-off title
"In Development" is a submenu of "Video games" (there are no such things as subcategories for navigation menus).