Peaches is a Karpoi who helped Meg fight against the Nosoi.
While being ambushed by the Nosoi near Camp Half-Blood, Meg unknowingly summoned Peaches.
He appears again when Sherman Yang and Connor Stoll try to get revenge on Meg. As they do so he slams Sherman's face on the ground and rips out most of Connor's hair.
As Nero is about to set Austin Lake on fire, he attacks the immortal emperor. After Apollo places the wind chimes on the Grove of Dodona, he goes with Meg back to Nero.
Peaches is described looking like a pudgy human baby toddler wearing only a linen diaper. He has green hair and eyes. He also has dry, brittle wings like corn husks.