Watchtower of Imperitos

Watchtower of Imperitos enters the battlefield
tapped.
{t}: Add {w} or {u}.
{2}, {t}: Scry 2. Then, if you control three or more
other Islands and Plains, draw a card.
{2}{w}{u}, {t}: Tap or untap target creature. If you
control three or more other Islands and Plains,
you may tap or untap up to two target creatures
instead.