Benevolent Ruler

Fealty (As you cast this card and during your
upkeep, you may have any number of creatures you control swear fealty to it by tapping them.)
Whenever a creature swears fealty to Benevolent
Ruler, if it has one or fewer +1+1 counters on it,
put a +1+1 counter on it.
{1}{w}: Untap target creature that swore fealty to Benevolent Ruler this turn.