You rang for a handsome horse?

–Guido, in The Last Olympian

Guido is a Pegasus and a friend of Blackjack and Porkpie.

Percy Jackson and the Olympians

The Titan's Curse


He appeared with Blackjack and Porkpie to take Percy Jackson, Annabeth, and Thalia Grace to Olympus.

The Last Olympian

Guido helped Percy in the Battle of Manhattan. Guido is one of the three pegasi that assisted Percy, Annabeth, and Rachel. Guido usually appears with Blackjack and his other friend, Porkpie, to give a ride to Percy and his friends.

The Heroes of Olympus

The Blood of Olympus

Guido 'adopted' Reyna Avila Ramírez-Arellano after the battle with Gaea.


Reyna, Guido's new owner.