The Blood of the Mountain is one of the two enhanced PvE blessings available in Tibia and was implemented on April 25, 2017. See Blessings for prices and death penalty reduce data.
To obtain the Blood of the Mountain, you must visit Kais in the north of Tiquanda by going down here. You will need a Shovel or equivalent.
This blessing can also be obtained by using a Blood of the Mountain (Item).