I wonder what would have happened if you were to ask this to an ancient greek. I guess you'd get whatever the latin version of "I dunno, there's like hundreds." is.
Tharizdun.
The Dark God, The Ender, He of Eternal Darkness, the Ebon God, the Black Sun, the Patient One, He Who Waits, the Anathema, the Father of Elder Evils, the Author of Wickedness, the Eater of Worlds, the Despised, the Undoer, the Chained God.
In choosing your god, you choose your way of looking at the universe. There are plenty of Gods. Choose yours.The god you worship is the god you deserve.