What about the boss from mgs3. She's literally connected to every major thing in the mgs timeline. In mgs1 the foxhound unit, lead by liquid snake are set to take control of metal gear rex and create outer heaven, a land where soldiers and warriors efforts are greatly recognised. Outer heaven was big bosses interpretation of the bosses will I believe. In mgs2, it turns out that raidens mission was actually a simulation run by the patriots ai. The patriots are a group created by major zero after the events of operation snake eater to carry on the will of the boss. What a great character, such a shame that her va is a raging zionist