Comic Book talk alert.
multi verse of Spider totems.
So, Reed & Franklin Richards along with Molecule Man knew of these other “Earth’s” and recreated them. along with every dangerous villain.
Thing weren’t this crazy back in the 70’s to 2000. But that Clone Saga stuff, the children of Gwen Stacey before she was killed, Peter Parker’s deal with Mephisto..
Oh they were this crazy in the 70s to 2000s. How many different timelines did the X-Men visit/ get visited from? Now Marvel was cleaner than DC which had to have an entire Crisis to reduce their parallel worlds to something vaguely manageable. But Marvel had their fun.