TV highlights: 'The Messengers' face off against the Four Horseman in the series finale

(All times Eastern.)Magicians Jeff McBride, Greg Frewin, Michael Grandinetti and Piff the Magic Dragon appear on "Masters of Illusion" (CW at 8)."Ancient Aliens: The Ultimate Evidence" (History at 8) speculates about one of the world's greatest mysteries: the creation of humankind.