Pearl Palace

Pearl Palace enters the battlefield tapped.
Hearth (You may pair this land with an unpaired creature when either enters the battlefield. They
remain paired for as long as you control both of them.)
{t}: Add {1} to your mana pool.
{t}: Add {w} to your mana pool for each {w} in the
mana cost of its paired creature. Pearl Palace
doesn't untap during your next untap step.