Prosperous Port

When Prosperous Port comes into play, draw
a card.
Fortified land gains {t}: Create a Treasure token.
Fortify {u}, {g}, or {2} ({u}, {g}, or {2}: Attach to
target land you control. Fortify only as a sorcery.
This card enters the battlefield unattached and
stays on the battlefield if the land leaves.)
"The Mantis Dynasty is so prosperous it's almost like
they have a few money trees out of legend." - Trader