The square blood killing array is a very vicious ancient god array, which is divided into four directions: Southeast, southwest, northeast and northwest. In the array, four corpses must be used as blood guide, and then covered by a kind of concealed blood array. When the extremely Yin day causes the fusion of the blood gas of the corpse and the Yin gas between the heaven and the earth within the range of no more than 100 kilometers, it can generate deadly poison gas, which is 800 kilometers around No resistance under the inner God!

Lin Fenglin explained it briefly, and Huang Tianzun was shocked after hearing it. He was...