Otherwise, one could only watch helplessly, unable to summon. This didn't just apply to Summoners; whether it was a Mage's forbidden curse or a warrior's forbidden attack, the principle was the same. None of these could be cast out of thin air. They all required casting materials to be prepared beforehand.
However, this Passive effect could directly ignore summoning conditions, requiring no Energy or material consumption. It was truly brazenly overpowered.
〖Undead Rally·Golden Passive〗: When summoning Undead, there is a 1/X chance to summon X times the number of Undead (where X is the multiplier. The calculation starts from the highest possible multiplier, checking every 10x increment downwards, up to a maximum multiplier of 'Level * 10').