Convergence of Lands

If white mana was used to cast this spell search for a plains. If blue mana was used to cast this spell search for an island. If black mana was used to cast this spell search for a swamp. If red mana was used to cast this spell search for a mountain. If green mana was used to cast this spell search for a forest. Then put all cards searched for this way onto the battlefield tapped then shuffle your library.