Set the world on fire!! (Sage or shifter??)

An epic fantasy set in a completely different world where two species exist alongside each other. In a far away galaxy, a mysterious world existed that was home to two particular species- sages and shifters. This world was shared by them and they called it 'Haven'. Sages and shifters owned their territorities and they usually didn't get along with each other. In solving their inequalities, mysterious enemies appear to capture and enslave them.