B-G Double 0

Partner with Imperial Security Unit VII

{u}{g}: Create a 1/1 white citizen creature token for each city with a population counter you control then scry equal
to the largest population you control.

{0}: Put a population counter on target City. Activate only
up to two times each turn.

{0}: Until end of turn lands you control are Cities in addition to their other types. Activate only as a sorcery.