Mujijea, Ruler of Night

When Mujijea, Ruler of Night enters the battlefield, all bird creatures you control get a +1/+1 counter, then proliferate.
Fateful Hour- If you have 5 or less life, all bird creatures you control get a +1/+1 counter, then double all counters instead.
When Mujijea, Ruler of Night leaves the battlefield, double your life total.
The end of the night is near.