Harry Potter crossover IT

What if Harry was the one who got his arm bitten off by pennywise that day and was friends with bill who thought of him as a little brother

Dudley Dursley was killed by Pennywise and his parents blamed Harry so they abused him more than they ever did before and abandoned him in Derry because they heard kids go missing

What if Bill and his parents look after Harry thinking his relatives will be back to pick him up and Harry and Bill grew close

What if Bill was actually the son of Bellatrix's and Radoulphus

What if the loser club destroys pennywise however a dead Harry Potter goes to Hogwarts knowing he's dead but know he had a job to do so he allowed himself to remove any memories that someone had if they discovered the truth

What if he was the guardian of Hogwarts and had to protect the kids from pennywise but its tough when he already has control over one's soul

What if Harry's Boggart is Pennywise but know he couldn't escape because Pennywise wouldn't allow it how will Harry's friends react to him being dead and how will they react to harry originally allowed to go to Hogwarts by pennywise to get more people to eat

How will Hogwarts react to the American wizarding kids come to Hogwarts as guards because of strange things happening and how will they react to see Harry Alive and Well

Also, How will Hogwarts react to Harry having loads of Phobias that affect his behaviour when these things are seen or mention by people

What if Harry is a werewolf and vampire mate
Harry/Sagiuni/finier