Shifting Sands

Shifting Sands enters the battlefield tapped.
When Shifting Sands enters the battlefield,
return a land you control to its owner's hand.
{t}: Add {w}{w} to your mana pool.
{w}{w}, {t}: Each player discards two cards, then
draws two cards.
"You can't stop the change any more
than you can stop the suns from setting."
-Shmi Skywalker