I’mI'm trying to remember a YA Sci-Fi book, probably from the 2000’s2000s, about a boy who is randomly attacked by what looks like wizards and robots, but then. He is then saved by someone who looks likeappears to be an older himversion of himself and taken to another dimension which is almost identical to his own.
He learns that these worlds are created from choices,choices; one choosechoice creates one world, and the other is the other choice creates another. Eventually, they fall into a spectrum with magic being at one extreme end and science at the other. Both extremes are trying to take over the other earthsEarths in between. theThe only one who can travel between the worlds is that world's version of himself. there's
There's the older him, a girl him, a werewolf him, and an old man him. basicallyBasically, all the himsversions of him are gathering to try to stop this conquest. theThe magic and sci fi-fi empires hate each other. atAt one point its, it's revealed that each empire is able to travel between worlds by kidnapping hundreds of versions of this one guy and using them like a battery. the one
The protagonist we follow tries to leave at one point, and has his memory wiped, but then remembers everything because of a floating ball 4th dimension sidekick character whom he befriended while walking through the 4th dimension between worlds. i
I think there are more books in the series, but iI just sawread the one.