It doesn't bother Mantis at all. He's long reached the point where intentionally stirring the metaphorical pot is an exhausting prospect. The idea of peace being reached somehow among such traditional enemies almost gives him some hope.

"Anything can happen here. I might even have a good time being away from Liquid. Being dead doesn't leave much room for things outside of talking to those who are likewise on your current plane of existence, but I've got good company and plenty to watch where the living are concerned."