Newer guides for multiple Necromancer builds from Maxroll
Diablo 2 Resurrected Character Build Guides - Maxroll.gg
Older build guide links
Necromancer builds | Diablo Wiki | Fandom
Bonemancer | Diablo Wiki | Fandom
Summonmancer | Diablo Wiki | Fandom
Novamancer | Diablo Wiki | Fandom
Hybridmancer | Diablo Wiki | Fandom
I cant wait to rebuild my summoner 
I will play Fishymancer (summoner) using:
20 Raise Skeleton (RS)
20 Skeleton Mastery (SM)
20 Corpse Explosion (CE)
1 Raise Mage
1 Iron Golem
1 Revive
1 Golem Mastery
1 Summon Resist
1 Amplify Damage
1 Decrepify
This seems to be the best. Though I’ve been enjoying Confuse, Dim Vision, and Terrify as well.
I think i’ll go for a Novamancer/ce with Hoto+ spirt instead death+homu for fcr/fhr breakpoints and res
Can’t wait… 
I want my golem builds back, but after that one patch they just lose to skeles