D2R Summoner Necromancer guide for Hell, Baal and Ubers: raise a deadly skeleton army, teleport with Enigma, and melt packs with Corpse Explosion while staying safe.
Plenty of Hell builds in D2R feel like work. The Summon Necro doesn't. That's why so many players stick with it for ladder farming, Baal runs, and even Ubers. You're not sprinting around trying to outplay every projectile. You're setting the pace, stacking bodies, and letting your army take the hits. If you're gearing up a fresh character or filling holes in your setup, sites like U4GM (https://www.u4gm.com/) are often mentioned by players who want a quicker way to grab currency or key items without wasting days on bad drops. The build itself is simple to learn, but it scales really well once the gear starts coming together.
Core skills that actually matter
The skill plan is pretty straightforward, and that's part of the appeal. First, max Raise Skeleton. Second, max Skeleton Mastery. Third, max Corpse Explosion. That's the engine of the whole build. Your skeletons hold the line and chip down targets, then Corpse Explosion takes over and clears the room fast. It's one of the few skills in the game that still feels unfair in packed areas. You'll also want one point in Clay Golem, Summon Resist, Amplify Damage, and Decrepify. That little package gives you almost everything you need. Clay Golem slows bosses to a crawl, Amplify Damage boosts your army's physical damage, and Decrepify is your safety button when things get messy. After that, a few extra points in Revive or Golem Mastery are fine, depending on how much you like having more bodies on screen.
Stats and gear choices
For stats, keep it clean. Add enough Strength for your gear and stop there. If you're using Spirit Monarch, that usually means 156 Strength. Leave Energy alone. Leave Dexterity alone too unless you've got some very specific block setup in mind, which most Summon Necros don't bother with. Everything else goes into Vitality. You'll feel the difference right away when teleporting into rough packs. Gear follows the same idea: get utility, skills, and cast rate. Enigma is the big one because teleport changes the build completely. Without it, your minions wander. With it, they land exactly where you want. Heart of the Oak, Spirit, Shako, Arachnid Mesh, Trang-Oul's Claws, and Mara's are all top-end choices. If your stash isn't there yet, don't worry. Arm of King Leoric, Homunculus, and Vipermagi still do a lot of work.
The mercenary is not optional
Your Act 2 merc is a huge part of the build, not just a side piece. He helps get that first corpse, and that first corpse is everything. Most players run Might because it boosts skeleton damage and speeds up the snowball. Early on, Insight is great for comfort and smooth farming. Later, many people switch to Infinity or stick with Insight depending on budget and preference. Fortitude and Andariel's Visage are strong upgrades if you can afford them. What matters most is keeping him alive long enough to create momentum. Once one monster drops, Amplify Damage plus Corpse Explosion usually handles the rest. That's why the build feels so relaxed in practice. You're not chasing perfect mechanics. You're just making sure the first enemy falls.
How it plays in Hell
In actual Hell runs, the rhythm gets addictive. Teleport onto a pack, throw out Amplify Damage, and let the merc and skeletons start the chain. When a body hits the floor, spam Corpse Explosion and watch the screen collapse. Against act bosses, switch to Decrepify and keep Clay Golem on them so they barely move. It's safe, it's reliable, and it still scales into high player counts better than people expect. Hitting 75 or 125 faster cast rate can make teleporting feel a lot cleaner, but even without perfect gear the build stays comfortable. If you're pushing ladder content and looking at upgrades, trading routes, or Diablo 2 Resurrected Items Ladder S13 options for finishing your setup, the Summon Necro remains one of the easiest ways to farm hard content without turning every run into a sweat session.