Originally Posted by
Vegeta
It wasn't ever properly explained why he is so cool with it, considering he was friends with a lot of Ultimate Peter's peers (like Mary Jane and Gwen Stacy) who either don't exist (Gwen, dead) or are older (MJ) in this "616-Prime" universe. Apparently, Miles closest supporting cast made the crossover into the Prime Universe (Rio, Ganke) but what about say, any cousins Ganke may have had? Or non-family members that Miles may have interacted with on a regular basis (shopkeepers, school faculty, etc.)? It'd be particularly problematic for the people who were saved but were not in the life raft, because they have absolutely no idea why certain friends or family no longer exist.