I could see this being very helpful to a player unsure of what edicts/anathema to pick.
It's short, but very nice. Exactly what it needs to be.
It doesn't add much to a GM's workload, and I find it very useful for keeping hirelings simple but still memorable.
The description for Mass Battle Toolkit is very accurate as to what it's for, providing tables for generating situations, an easy-to-use system for unit combat, and how players can affect the battle in a quantifiable way.