Saturn

So what exactly was the symbolism of butchered and beheaded babies? You would be very, very surprised. […]

Cronus [Saturn], having an uneasy conscience, was afraid that his children might one day rise up against his authority, and thus verify the prediction of his father Uranus. In order, therefore, to render the prophecy impossible of fulfillment, Cronus swallowed each child as soon as it was born, greatly to the sorrow and indignation of his wife Rhea. When it came to Zeus… she wrapped a stone in baby-clothes, and Cronus, in eager haste, swallowed it, without noticing the deception. The child thus saved, eventually, as we shall see, dethroned his father Cronus, became supreme god in his stead, and was universally venerated as the great national god of the Greeks. […]