Pole Monarch, Jokul's Might

Whenever Pole Monarch attacks, you may choose
one of the following abilities:
•Pole Monarch gets +3/+0 and gains trample
until end of turn.
•Put a +1/+1 counter on a creature you control.
• Other Creatures you control gain +1/+1
and trample until end of turn.
Stacked 4 (If Pole Monarch has four or more +1/+1 counters on it, you may choose two instead.)