The difference between the Battle King Realm

Two days passed in a blink of an eye, and suddenly a majestic aura burst out from the bronze palace. Fatty and Yingfeng woke up in shock and were instantly blown away by the huge momentum.
"Oh my god, such a loud noise!" the fat man cursed, a trace of blood flowing out of his mouth.
"Young Master, have you made a breakthrough?" Ying Feng wiped the blood from the corner of his mouth, his eyes lit up. This injury was nothing to him, and he would recover quickly after refining a few drops of...