On the box, it appears to be made of all-kinds of single-use bits. Building it tells a different story. The feet of the walker are the same part as the bodies of the Droids. Some of the joints are are re-purposed guns. There are dozens of little clever uses of bricks and as you follow the instructions, there is moment after moment of discovery. “Oh, I can to THAT with that part?”
Ah, so that’s the antidote to the curmudgeon reflex: just go try it!