Shadow of Doubt | Magic: The Gathering
Formats Shadow of Doubt is Legal in
Official Oracle Text for Shadow of Doubt
Players can't search libraries this turn.
Draw a card.
Official Rulings for Shadow of Doubt
10/1/2005 : If an effect says "Search your library . . . Then shuffle your library," the search effect fails, but you will have to shuffle.
10/1/2005 : Since players can't search, players won't be able to find any cards in a library. The effect applies to all players and all libraries. If a spell or ability's effect has other parts that don't depend on searching for or finding cards, they will still work normally.
10/1/2005 : Effects that tell a player to reveal cards from a library or look at cards from the top of a library will still work. Only effects that use the word "search" will fail.