User blog comment:NatCraft/Informations that I can't add/@comment-34623602-20180603022512/@comment-34325507-20180605164831

Yes, there are others way to kill the ender dragon, my example is just 1. But I don't think you need a bed to kill shulkers, if you wear a full diamond armor, shulkers don't warm you at all. And you can stay under a roof not to died after having levitation.