Necromancers were a very powerful class in Diablo. Necromancers could learn different skills and talents to improve their combat ability. The following are some recommended training methods for necromancers: 1. Ice Necromancer: Ice Necromancers can improve their defense and survivability by learning Frost spells and Ice Barrier skills. At the same time, they could also use Icicle and Ice Spike to attack the enemy. 2. Shadow-type Necromancer: Shadow-type Necromancers can improve their attack and stealth abilities by learning Shadow Attack and Shadow Form skills. At the same time, they could also use Shadow Spheres and Shadow Leap to escape the enemy's attacks. 3. Summoning Necromancer: Summoning Necromancers can summon creatures such as Skeleton Warriors and Zombies to improve their combat ability. At the same time, they could also use skills such as Soul Chains and Soul Bind to control their enemies. 4. Elemental Necromancer: Elemental Necromancers can learn Elemental Mastery and Elemental Burst skills to improve their magic ability and attack ability. At the same time, they could also use elemental power and elemental conversion skills to change their form and attributes. The above are some recommendations for the Necromancer training method. Of course, different players can choose the Necromancer gameplay that suits them according to their own preferences and game needs.