Alluring Hollows

Alluring Hollows enters the battlefield tapped.
{t}: Add {g} to your mana pool. Spend this mana only to cast an instant, sorcery, or enchantment.
{t}{2}{g}{g}: Until end of turn, target creature gains "{t}: Add {g} to your mana pool." and loses all other abilities.
Follow the lights until you come to the stream. When you come to the stream, the lights follow you.