Blood

Blood symbolizes humanity. When beaten up by Cade and Mikey, Apollo is stunned to discover he is bleeding. It means he is no longer a god, as gods have golden ichor in their veins.

Apollo’s physical bleeding is also an omen for the future, as emotional pain is another kind of bleeding. It means that Apollo will suffer much more in the days to come.

Apollo's wallet

Apollo’s wallet symbolizes humanity and punishment. When Apollo goes through his pockets after being cast down, he discovers a hundred dollars and a driver’s license for a sixteen year-old teenager named Lester Papadopoulos. Apollo realizes the dumb name and curly hair he now has as part of the punishment from Zeus. The name and hair make Apollo all the more human.

Rotten fruit

Rotten fruit symbolizes the power of a demigod. Meg’s demigod ability is...