Whispering Copse

{t}, Sacrifice Whispering Copse: Search your library for a Forest card and put it onto the battlefield. Then shuffle your library.
Delirium - {t}, Sacrifice Whispering Copse: Search your library for a Swamp card and put it onto the battlefield. Then shuffle your library. Activate this ability only if there are four or more card types among cards in your graveyard.
The trees only whisper to those mad enough to listen.