1st Primordial Gods Picture

Now Chaos was te starter of everything in Grek Mythology made of four elements of nature. And he had 5 children who were obviously the first deities of Ancient Greece and personifications. I'll point them out from left to right

Gaia: Earth personification and goddess of it.
Tartarus: A macabre-looking dude who is also part of the Underworld.
Nyx: Goddess of the night and is Erebus's sis.
Erebus: A shadowy figure who is Nyx's bro and covers areas with darkness.
Eros: A handsome god of love-making and romance. According to some myths, he's Aphrodite's son.

Done with HeroMachine adn photoshop.
Protogenoi
Uranus - Earth Family Tree 2
1st Primordial Gods
Battle of the gods
Erebus