Shadow of Doubt

Oct 1, 2005 · If an effect says "Search your library . . . then shuffle your library," you shuffle you libraries even though you can't search.

Oct 1, 2005 · If an effect says "You may search your library . . . If you do, shuffle your library" or "You may search your library . . . then shuffle your library," you can't choose to search, so you won't shuffle.

Oct 1, 2005 · Effects that instruct you to reveal or look at cards from the top of you library will still work. Only effects that use the word "search" are affected.