Last week, I introduced the framework of a large part of what my offseason work is going to consist of. Red Zone Reliance percentage, the amount of a players fantasy points that he scores in the red zone, is a new advanced fantasy football metric that I have invented. It’s predictive properties are not yet entirely quantified, but will be something that I continue to work and theorize on throughout the next several months. It’s immediate use, in relation to the running backs that were…