Honestly, I was skeptical at first, especially when I didn't find a crucial piece twice in the first bag, but I was able to find and use a spare piece from the next bag to complete the build. Additionally, a one-by-one-square-open LEGO piece was dented a little, but enough to make it unusable. Fortunately, it was not an essential piece and was only used for the slide-in hatch in the turret. After assembling all the pieces, my thumbs are sore and a little irritated, but that's fine, as the final ...