Title: Cast Between Worlds
Author: Phoenix Catcher
Fandom/Genre: Harry Potter/Stargate Atlantis
Relationship(s): Harry Potter/John Sheppard
Content Rating: M
Warnings: Canon Level Violence
Summary: Non-magical:Harry but with Metahuman abilities. Harry is exiled from the Wizarding World and joins the RAF. This is what would happen if Harry joined the Atlantis Expedition. Follows from season 1 all the way to the end.
You can find Pheonix Catchers epic HP/SGA adventure here.