Hyrule Castle

Hyrule Castle enters the battlefield tapped.
When Hyrule Castle enters the battlefield, return a land you control to its owner's hand.
{t}: Add {w}{w}{w} to your mana pool.
{4}{w}{w}{w}, {t}: Creatures you control get +4/+4, vigilance and first strike until the end of turn. Exile Hyrule Castle.