How Spider-Man Can Exit The MCU (And Then Continue Without It)
5. How He Can Exit: Bring In Another Teen Hero To Replace Him
Whether Spider-Man is retired or killed, there is an extra element that will be needed to fill the void created by his lack of presence. A great way to fill that void would be to introduce another teen hero into the MCU.
Ms. Marvel would have been the obvious choice for this, but thankfully she's already been confirmed to be coming to the MCU at this year's D23, so someone else is required: Ironheart.
With Tony Stark gone and then his protégé also leaving, Riri Williams could see this as the perfect opportunity to introduce herself to the world and show off the suit of armour she managed to craft without the help of the money and resources that Stark or Parker had access to. This stuff basically writes itself.