Wavering Troops

At the beginning of your upkeep, if Wavering Troops has 3 or more -1/-1 counters on it, remove them and target opponent gains control of this creature.
Morbid--At the beginning of your end step, if a creature died this turn, put a -1/-1 counter on Wavering Troops.
When times are tough, the true loyalty of a character is tested.