To clarify, my goal is to keep the fun in making this game, and not making me sad or angry, or any of the other team members. The grudger is sad and angry already. The second goal is to actually ship the game by the deadline.
Accepting his design is not what we want. I can accept him leaving the team, but others might not, as some of them have more empathy than me.
I'm learning to be a better leader.
@bouncepaw if this is part of a class, consider asking whoever is leading the class for help.