This is STRONGEST Summoner build for early game - ABSOLUTION Necromancer Build Overview

Character Level 71 Necromancer Bandit: Kill all Pantheon: The Brine King, Ralakesh
Pools 4,532 Life 1,131 Energy Shield 961 Mana
Defences 6,325 Armour 43,642 effective HP
Resistances 75% Fire 75% Cold 63% Lightning -12% Chaos
Weapon 1 Skull Gnarl Driftwood Wand
Weapon 2 Hate Sanctuary Subsuming Spirit Shield
Helmet Spirit Dome Deicide Mask
Body Armour Corruption Carapace Conjurer's Vestment
Gloves Blood Paw Dragonscale Gauntlets
Boots Chimeric Stride Two-Toned Boots (Armour/Evasion)
Amulet Vengeance Gorget Amber Amulet
Ring 1 Brood Grip Sapphire Ring
Ring 2 Cataclysm Hold Two-Stone Ring
Flask 1 Effusive Divine Life Flask of Sealing
Flask 2 Examiner's Silver Flask
Flask 3 Scholar's Quartz Flask of the Albatross
Flask 4 Delinquent's Granite Flask
Flask 5 Quicksilver Flask
Replica Conqueror's Efficiency Crimson Jewel
Gloves Assassin's Mark 8 Tempest Shield 9 Flame Dash 17 Defiance Banner 9
Boots Raise Zombie 17 Feeding Frenzy 16 Vaal Molten Shell 12 Ruthless 12
Body Armour Absolution 16/20 Lightning Penetration 6 Spell Echo 11 Summon Phantasm 17 Physical to Lightning 16 Increased Critical Damage 7
Helmet Animate Guardian 7 Summon Stone Golem 16 Elemental Army 7 Raise Spectre 16
Weapon 2 Convocation 15/20
Weapon 2 Wrath 16 Generosity 16
Weapon 1 Bone Offering 9 Desecrate 15 Determination 15