Disclaimer: I don't own Harry Potter or the Marvel Cinematic Universe. All recognisable characters, content, or locations belong to their respective owners. No copyright infringement intended.

Summary: Tony and Jasmine aren't in love, but they are friends. For a marriage, it's as good a foundation as any.

Summary: Henry James Potter-Stark is born on the last day of July, to two very overwhelmed, very terrified, and very besotted parents.

Summary: Outside, war rages, Voldemort hunts, and Dumbledore schemes. Inside, little Harry Potter-Stark grows before his parents' eyes.

Summary: Within months of each other, Tony buries his wife and his parents, and 1991 becomes the worst year of his life.

Summary: Genius. Billionaire. Philanthropist. Dad. Tony juggles Stark Industries, the Peverell Estate, and the upbringing of his son. Before he knows it, it's 2001, and Harry is Hogwarts bound. Tony isn't sure if he's ready to let him go.

Summary: On the 1st of September, 2001, Harry boards the Hogwarts Express, makes friends and enemies, and encounters the brilliant (but scary) Hermione Granger.

Summary: Between his A levels and his Hogwarts studies, Harry doesn't have a lot of time for mischief-making, but the forbidden corridor and the forbidden forest present a lure Harry can't resist.

Summary: The year is 2008, and Magical Britain is in the midst of civil war. At the heart of the fight against Voldemort, Harry Potter is 18 years old and in over his head, and the future seems bleak, but at the very least, his family is safe… Until it isn't.

Summary: Wizards and Witches, Mutants and Mutates, Aliens and Gods. Tony Stark is Iron-Man, Harry Potter is 21, and it's a brave new world.