Rise of the Supreme One
If they can defeat the exobeast that would evolve into a higher existence.
Through this phenomenon they would receive boosts in strength, endurance, intelligence and other attributes. The High-Grade Warriors are not superheroes, but humans that broke past their limits.
After the breakthrough, a soldier’s body metabolism rate and other essential body functions would increase exponentially with each breakthrough. It would look like they are constantly under the influence of adrenaline. If this increases for the soldier, they would undergo more subsequent breakthroughs.
This discovery led countries to rely mostly on their soldiers that already broken through as the main force in battles. Alexan