During your Possessor(s) journey, you'll be facing many difficult bosses, some of them optional, that will test your skills and make you adapt to their moves. While some are indeed optional, and you can skip them entirely by accident, you're going to want to seek them out and face them head-on, not just because of the rewards they give, which are a big plus, but because each one represents a fun rush of adrenaline I couldn't get enough of.
