Bane of Kings

When Bane of Kings enters the battlefield put a
+1/+1 counter on it and you become the
monarch.
At the beginning of your upkeep, if you are the monarch, double the number of +1/+1 counters
on Bane of Kings.
Whenever Bane of Kings attacks, if the defending player is the monarch, it gains trample and
deathtouch until end of turn.