First of all: ALL OF THE QUADRANTS, ARE MEANT TO BE ENJOYABLE TO THE TROLLS INVOLVED
Yes. Even black rom. Which leads me to focus specifically on kismesis first. The thing is with kismesis is that at first glance it’s just two trolls who hate each other but still make out for kicks. Which wouldn’t make a romantic relationship legitimate/intimate enough to be considered it’s own quadrant.
Marvel vs. Capcom: Infinite’s new story mode trailer name drops symbiotes and contains a giant symbiote creature and Symbiote Spider-Man, giving even more hope that Venom might be a playable character somewhere down the line.