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Dumbledore's Questionable Plan by
silvershadowrebel reviews
Dumbledore fears the upcoming battles against Voldemort. So, he asks his old friend, Chiron, to send reinforcements. Chiron sends Percy, Annabeth, Thalia, and Nico to pose as wizards and help win the war. As they attend Hogwarts, the Golden Trio becomes suspicious on their identities. Will they blow the demigods' covers before the war is over? T for violence.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Humor - Chapters: 28 - Words: 60,328 - Reviews: 1630 - Favs: 1,178 - Follows: 1,623 - Updated: 10/16/2016 - Published: 8/8/2012 - Harry P., Nico A.
Percy Jackson and the Half Blood Prince by
FlamelsCross98 reviews
The usual. Percy and Co. go to Hogwarts to help them defeat Voldemort
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Humor/Adventure - Chapters: 22 - Words: 25,104 - Reviews: 328 - Favs: 328 - Follows: 338 - Updated: 1/27/2015 - Published: 7/10/2011 - Harry P., Percy J.
Two boys with green eyes by
willtheranger reviews
A son of Hecate, Dumbledore, asks Chiron for his best demigod to help out Harry Potter defeat Voldemort. Percy is chosen by Chiron. Percy must not reveal his identity. What will happen when he meets the Golden Trio? What'll happen when he gets sorted? Will anyone ever figure out his true identity? Find out in this story! Disclaimer: I don't own PJO, or HP.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Fantasy - Chapters: 15 - Words: 20,246 - Reviews: 301 - Favs: 270 - Follows: 403 - Updated: 10/19/2013 - Published: 7/7/2013