Many, they were sea deities, sky deities, earth deities, underworld deities - and even some in-between.
Zeus was the god of all gods and goddesses
the Greeks believed their gods and goddesses controlled everything.
The plays were a celebration to the gods. The gods were given due deference and sacrifice.
You have to play a game. You have to recognize the gods and goddesses.
There have been way too many gods and goddesses to list every single one with their role in a short answer like this!You'll have to find a textbook to study for this answer.
Major Gods and Goddesses of GreeceThe major gods and goddesses of Greece were:ZeusPoseidonHeraAphroditeApolloAresArtemisAthenaDionysusHephaestusHermesDemeterHades
No Greek gods and goddesses do not "fade"; what fades is the memory of their worship and role in lives of people before more "modern" gods and goddesses. Thus Pan was "replaced" in his role by Hermes and Dionysus, and Helios by Apollo and Selene by Artemis - at least that is how it was seen by those of the Renaissance, to explain why gods and goddesses of ancient people seemed to have overlapping roles.
It's impossible for a mortal to become a God
Any human was afraid of the Gods or Goddesses
Greek gods, and goddesses drank wine.
All along. Gods and goddesses were born as gods and goddesses and remained gods and goddesses throughput their immortality.
There are twelve main gods and goddesses(the Olympians), but there are lots of other minor gods and goddesses in Greek mythology.