The Demon God

At the beginning of your upkeep, you may pay {1} and 2 life. If you do, you draw a card.
At the beginning of your upkeep, you may pay {2} and 4 life. If you do, create a 2/1 black demon creature token with flying and lifelink.
Whenever a revealed opponent loses life, create a 1/1 black demon creature token with lifelink.