"Collect the bonus boxes that fall from the sky. They can make your tank stronger, or add a crystals to your wallet!" Now, I understand the creators of this game aren't American, so their English may be poor, or they may have simply made a mistake. But, it should be something like this. "Collect the bonus boxes that fall from the sky, they can make your tank stronger, or add some crystals to your wallet!" I figure this isn't a big deal, so I didn't know if I should post it or not.