Many of the the effects used today are variations of old effects in one way or another, Paul Harris Strange Travelers is a very good example. Strange Travelers is based on a 75-year-old cards-across effect by Henry Hardin called "King's Kards." The legendary Nate Leipzig used to performed a version of the very same effect, as Strange Travelers. Paul Currys "Out Of This World" has also stood the test of time as have many others, you'll find some of the best effects are old effects.