>basically at fault for the whole plot
>dragged own brother into a fucked up murder suicide pact
>outright stated by Asriel to have not been "a very nice person"
>heavily implied to have had the murderhobo autism long before we do genocide
>literally declares itself to be a demon
>destroys the world whether you like it or not
>turns Frisk into another murderhobo if you try to get a good ending
>has an army of dickriders who will call you a nazi if you dare even suggest they're evil
make it make sense