Board Thread:General Discussion/@comment-28211557-20160310122940/@comment-30438304-20161211124435

The will to keep living... The resolve to change fate. Let's call this power... "Determination." — ENTRY NUMBER 5, True Lab

@SkepticalSans

As we can see, there is no need for Gaster to tamper with DETERMINATION to allow SAVEing. SAVE / LOAD and RESET allows you to change fate, therefore, with enough Determination you would be able to do that.