As he gave the green light to them, all the masters started to do as he said. The moment they did, they felt a sudden surge of an insane amount of spirit power, coming from the man they landed their hand on. This was enough proof to wipe away any doubts they had about William's words from earlier, and now they believed what he said.
They were going to absorb the spirit power of this monster, add it up to them, and then raise their grades and stages. It was like a dream, and even old masters knew this was a once in a lifetime chance.
The moment William started to say the incantation with others, he felt the greatest amount of spirit power coming from the monster. He didn't mention this to any, didn't say that the ones sitting closer to the monster would benefit more from those sitting at the rear.