It seems like the single change (aside from aspects of how magic works) is that Voldemort is more competent, which forces his enemies to level up and go to more extreme measures. Looking at every prophecy is one of those extreme responses, which then triggered a bunch of other changes relative to canon.
As is Tom Riddle. I imagine the point of divergence is in Tom Riddle’s childhood somewhere, which pushed Albus into consulting the maze of the future, which...
I was thinking along those lines as well, but at that point in time Voldemort was already significantly different from canon.
It seems like the single change (aside from aspects of how magic works) is that Voldemort is more competent, which forces his enemies to level up and go to more extreme measures. Looking at every prophecy is one of those extreme responses, which then triggered a bunch of other changes relative to canon.
As is Tom Riddle. I imagine the point of divergence is in Tom Riddle’s childhood somewhere, which pushed Albus into consulting the maze of the future, which...