Imperial Watchtower

Whenever an opponent creature attacks, untap target creature and scry 2.
{2}{w}{w}{t}: put a Vigilance counter on target
creature. Play this abillity at any time.
The Shogun has ordered to build a net of watchtowers
along the northern border. It allowed the soldiers to
stay alerted in case of an enemy invasion. It also gave
shelter to the Men making it harder for enemy units
to defeat them.