Warcraft, specialization means that you have three specialties, but you can only choose one. After choosing Fire and Ice Olympics, your main skills will change. If you specialize in fire fighting, you mainly use fireballs. Ice specialization means that if you choose ice at the beginning, because there is water, it can help you fight, and ice specialization is not easy to die. Just look at the skill points. It's not too unimportant to learn these at first, and you can reset them. Take your time