It seems details regarding the resonance effect at the Warsoul is missing here.
At the above IMG marked shows the guard resonance effect along with the 5 colored dots; green and blue which represents the “HP” and “Block” attribute respectively. Thus, What it means is, in order to activate the guard resonance effect, 3 HP and 2 Block stats are needed.
Next step, Refinement and locking the stats until you get the required stats.
