Is this what he calls body training?

On this day, three rays of light of different colors suddenly flashed by the winding river, and at the same time, a burst of wild laughter from the blue dragon was heard! Looking around, I saw that the small red flower snake, which was originally the size of a little finger, had now transformed into a small snake that was as thick as a thumb and about two feet long, and a layer of light blue light flowed all over its body.
And this little red snake with green light flowing on its body is none...