OK, so it’s for a good cause. Hornady is auctioning off this Zombie Max Ammo Plant to benefit the USA Shooting team. Fine. As we’ve documented in excruciating detail, there’s evidently no end to the puke green crap some people will buy. But even with zombie pistol bayonets and zombie lasers hitting the market, you get the feeling that – just like Jell-O – there’s always room for more brain-eating fun. So before you’re de-cephalicized, put on your thinking cap and answer this one: what would be the worst gun-related zombie product possible? Or have we already seen it?