YiffieMon:Spirit Mass

Spirit Mass(Spr) or just 'Spirit' for short.

This is a measure of The amount of spirit-stuff one's Spirit Body is made out of. Actually, this stat measures the amount of Soul-stuff above the minimum it needs to keep from hemorrhaging Synochi which is measured by Teg.

The stat is a fraction whose numerator is the creature's current level and whose denominator is the creature's homeostatic level