The Snake Within
https://www.fanfiction.net/s/7888771/1/The-Snake-Within
During the Christmas holidays of his fifth year Harry realizes that he should do something to keep things from spinning completely out of his control. He proceeds to make new allies and embraces his more Slytherin side to make use of his considerable resources.
Rated: Fiction T - English - [Harry P., Daphne G.] - Chapters: 26 - Words: 161,938 - Reviews: 1,154 - Favs: 3,762 - Follows: 3,164 - Updated: Dec 25, 2013 - Published: Mar 2, 2012 - Status: Complete - id: 7888771
it's Haphne, but the real winner hear is the fact that finally, finally someone clues into the fact that the best way of ambushing Voldemort is to just make the Horcruxes pointless.