Harry has been bitten by a vampire. Unaware of his transformation and driven by blood lust, Harry attacks the Dursleys. Later, Harry causes mayhem in the vampire community. Vampires aren't supposed to have magic, you see. Please ignore A.N in CH10.
Young Harry is whisked away from a World Cup tournament by Voldemort. The Dark Lord is vanquished and Harry is hailed as a dead saviour. James and Lily recover. Fifteen years later, one Harry Gaunt makes his way to Hogwarts.
A disillusionned and world weary child, Harry gets his hands on the diary of Tom Riddle in a most particular set of circumstances. Two dead bodies and a refusal to reveal his identity send Harry into the chaotic wizarding world. Dark!Harry AU
Harry travels back in time in order to kill Tom Riddle but things don't go as planned. Who is the uncanny first year who seems to hold a grudge against Riddle? Dark!Harry. [COMPLETE]
Harry meets the malevolent spirit form of Voldemort at a young age. Harry hangs out with Voldemort and gets crucio'd on a regular basis. Not Slash. Skip the prologue.