Percy Jackson and The Hogwarts Chronicles

Percy Jackson saved the world. But the price was much steeper than he was willing to pay. To separate his life from the bitter memories of his past, Percy is sent to London to live with a distant cousin in hopes of a nice easy mortal life. He should have known the Fates weren't done with him yet.

Da Grandson of Voldemort (PJ and HP fanfic)

Percy's life couldn't get any weirder. or so he thought. Apparently, he has ANOTHER evil grandfather named Mouldy Warts. ok, so maybe that wasn't really his name, but whatever. ~ Harry can't believe his greatest enemy has a grandson! He destroyed Harry's family, he doesn't deserve one! Harry has no doubt this kid wi...