Benjamin was, of course, in a great deal of pain at the time.
For a single person to block the bombardment of over sixty Cannons of Holy Light— even with the help of the "Descending of Water", was still a herculean feat. When the gigantic dragons and the cannonballs collided, a horrifying split was felt in his brain. In the space of consciousness, the combined runes seemed to have been under an extreme pressure and started shaking violently.
At that moment, Benjamin realized that his spiritual energy was about to suffer a serious depletion.
However, suddenly, an idea sprung up in his mind.
"Activate intangible form."
During that short period of time, he did not have time to think too much; he simply went along with the idea subconsciously screaming in his heart. The logic of this idea was very simple— after going into intangible form, he could dodge all of the attacks, but what about the damage to his spirit?