There are lots of cool things. Press a button for takeoff sounds and the lights blinks. You can open the doors, solar panels and activate the stairs. It also came with a few figures.
Loved that TV show as a kid. Now HL Pro recently announced some new "deformed" action figures! Both Grendizer (Goldorak) and Duke Fleed (Actarus) will be made and should be available before the end of the month.