Flood Plain

Land
Flood Plain enters the battlefield tapped.

{T}, Sacrifice Flood Plain: Search your library for a Plains or Island card and put it onto the battlefield. Then shuffle your library.¹
Illus. Pat Morrissey

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: Because the "search" requires you to find a card with certain characteristics, you don't have to find the card if you don't want to.

Format Legality	Legal in Vintage, Legacy, MTGO Classic Banned in Extended, Standard
Printings (1/6)	Mirage (Uncommon)