Humans may dwell here

Is training in academies primarily conducted in groups with permanent instructors?

Theory is taught in groups of several dozen people, and practical exercises are conducted in small groups of 3-5 people. The instructors are permanent.

How is the inheritance of the deceased distributed?

30% goes to the state, and the rest is distributed according to the will.

If someone takes a soul vessel, will the owner somehow feel it?

No. However, the person who took it will most likely understand what they have in their hands.

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What parameters determine the chance of successfully blocking an attack?

With a shield or weapon?