Lakeside Settlement

Lakeside Settlement enters the battlefield tapped unless you reveal a legendary green or blue creature or planeswalker card from your hand.
{t}: Add {g} or {u} to your mana pool.
"It's a shame there's no device that can capture images in a blink of an eye."
"At least we can rest for a while here."
--Liliana Vess, to Jace Beleren