Some of their racial spells instead cause arcane damage. Priests that focus on the 'shadow' talent tree can cause large amounts of shadow damage and are particularly effective in PvP. Shadow priests may also change into a shadowform, which increases shadow damage dealt as well as decreases physical damage taken by the priest, but limits casting to shadow and discipline schools. Priests have several spells which affect the mind or otherwise control their opponents. They can shackle undead, preventing a single undead enemy from taking any action for a period of time or until damaged. Priests can cause several enemies around them to run away in fear. They can even control the actions of a single humanoid opponent for a period of time. In addition, priests can temporarily make themselves appear less threatening to opponents and which makes them less prone to attack.The Priest class is the master of healing, crowd control, and hate control. Other classes such as the shaman, druid, and paladin can heal, but not as well as the priest. The priest can also resurrect dead wow gold players along with the shaman and paladin. The warlock also has the ability to resurrect, through the use of soul stones. The priest has some buffs that can help party members. The priest can even take control of humanoid monsters at higher character levels. All priests have the ability to buff allies by increasing their stamina. Discipline specialized priests can also increase the spirit of allies. Priests, unlike other classes, get two special spells based on their race.