20 parts Complete Takes place in the prime!universe.
Sonic (and eventually Shadow) run into Eggman (on such a nice day too!) and they battle, but, Eggman has a new trick up his sleeve. That said trick causes Shadow and Sonic some unexpected problems.....like- swapping personality problems. Its up to one little yellow fox to fix this, but can he? Will the friends around him help too?
Only one way to find out....