User blog comment:IamJakuhoRaikoben/Chapter 294: Battle of the Dragon Slayers, Review./@comment-2106167-20120806150902/@comment-4829046-20120806153454

True, but Tobi is pretty much the most well known antagonist to use that principle. Of course it was revealed last week that his techniques are based on that special parallel dimension so when he becomes intangible his body goes into the parallel universe.