Are expensive Blade and Goosky helicopters worth it over toy-grade models?

They target a different buyer. Models like the Goosky Legend S1 and the Blade flybarless lineup are collective-pitch or brushless machines built for 3D aerobatics and serious hobby flying, and they typically require a separate transmitter, battery, and charger plus real piloting skill. The catch in this data set is that most of these listings carry only a handful of reviews, so crowd signal is thin; budget for spare parts and a learning curve.