Diablo 2, how to add skills and attributes to the single-player attack Necromancer and what suit should he use?

Purely summon the undead

Skeleton resurrection, skeleton mastery, zombie violence level 20

Damage amplification, aging, resurrection, clay graphite, graphite mastery, summon resistance , the bone shield is level 1, and you can also learn level 1 weak dark vision

Add bone wall for the redundant skills in version 110, and add bone shield after adding bone wall

Excessive skills for version 111 Skills are added to the bone wall. After the bone wall is added, the bone prison is added

Strength and agility are enough to equip the equipment, leaving all the strength

For mercenaries, use the offensive mercenaries from Nightmare Act 2

The set only uses Tageo

Other top-notch equipment put together are

Version 111

Weapons, beasts

Clothes, mystery

Belt, skill belt or Thor

Necklace, premium orange or Mala

Ring, Ring of Jordan

Boots , bug boots

Gloves, Mage's Fist or Tageo suit gloves

Hat, military hat