Demeter did not have any outright enemies, there were both immortal and mortals who faced her wrath, but none that forced her to fear for herself as a goddess of Olympus.
Arion is demeters son!
Humans are the main enemies.
Diseases are the main enemies of human being
persphene
his mom
Persephone
demeters downfall was her daugter pereshpohne was taken and demeter was shearchig so demters crops were faling
Grains
Ceres.
Ceres.
Growing crops.
The dinosaurs have atleast 2 enemies. The 2 main enemies involved is the N'OUR and the MAR'IAM'M These enemies will often win fights.