4 Oct 2004
Can't acquire the Ante cards. They are considered still "in the game" as are cards in the library and the graveyard.
1 May 2007
If you fail to find something, you still lose half your life, rounded up.
16 Sept 2007
Can't acquire cards that are phased out.
1 Oct 2009
In a sanctioned event, a card that's "outside the game" is one that's in your sideboard. In an unsanctioned event, you may choose any card from your collection.
1 Oct 2009
You can't acquire exiled cards because those cards are still in one of the game's zones.