‹The fifth limb is called the battle Core. The battle core is located at the pit of the stomach. The battle core is the ultimate treasure that can store an unlimited amount of battle energy, which is produced by physical training or through executing rare physical postures that are modeled after magical beasts while breathing in Mana. It can also be obtained by drinking battle energy elixirs.›
When Whittaker had read the first, second, and third pages, he felt awe for battle masters, but the next two pages diminished the thoughts in his brain.