Ice chain is a magic skill in World of Warcraft, which can cause frost damage and freeze targets. The duration depends on the skill level. Skills include rational use of therapeutic ability, control of ice chain and improvement of skill level. According to official website who inquired about the time of Warcraft, the ice chain is a magic skill in World of Warcraft, which can cause frost damage and freeze the target, and the duration depends on the skill level. Skills include rational use of therapeutic ability, control of ice chain and improvement of skill level. Ice chain is a very useful auxiliary skill, which can improve the attack and survival ability, and can also be used in conjunction with other skills to play a better synergistic role.