What if harry lost his arm as a child but in return he was rescued by a magical craftsman known throughout the world for crafting impossible magical objects and as a loving parent he uses his skills to gives harry a magical prosthetic limb that doubles as both a magical swiss army knife and a magical wand/staff
Requirements
1. Harry has to copy his new father and be a craftsman
2. His prosthetic limb has to have many hidden abilities
3. He has to have an obsession with collecting things he finds useful (philosopher's stone and more)
4. Harem reason lily new she was going to die so she set up many marriage contracts so he could have be safer from manipulation and free death eaters
Optional
1. What his prosthetic limb is made of if wood then it has to have hidden expanded compartments if metal than it can morf into tools and weapons
2. He also loses one of his eyes so he gets a magical fake one like moody but better
3. He travels around the world and realises magical Britton is not very magically developed in other words they are weaker and dumber than other magical countries
