2. Scaling Through Jewels
Jewels can significantly amplify your minions' power, as well as add extra utility to Path of exile currency your Zoomancer Necro build. The right jewels will help with minion damage, life, and aura scaling, among other enhancements.

Key Jewels for Minion Scaling:
A. Minion Damage Jewels:
Minion Damage Jewels: These are the most straightforward way to increase minion damage. Look for increased minion damage, minion attack speed, and minion life to maximize the effectiveness of your minions. Depending on your build, you may prefer damage scaling through attack or spell for minions like Zombies, Skeletons, or Spectres.

Majestic Jewel: A jewel that provides increased minion damage, life, and attack speed. These benefits synergize perfectly with your minion scaling. Pairing this jewel with your Ascendancy choices or nodes that increase minion life can greatly improve both offense and defense.

B. Timeless Jewels:
Timeless Jewels: For even more minion scaling, you can look for Timeless Jewels that grant bonuses to your minions. These jewels may provide extra minion damage, life, or even grant extra minions (such as additional spectres). Additionally, Timeless Jewels can help you cap your resistances and offer defensive scaling.

Example: Maraketh Timeless Jewel could provide you with powerful modifiers that enhance minion survivability and grant you extra spectres for more damage output.

C. Watcher's Eye:
Watcher’s Eye: These are incredibly powerful jewels that can be linked to specific auras (such as Hatred, Discipline, Determination, or Grace) to improve your build’s scaling. For example, the Hatred Watcher's Eye that grants increased minion cold damage can be a game-changer for cold scaling.

Example: Watcher's Eye with Hatred can add cold damage to your minions, boosting their overall damage output. Alternatively, linking it with Discipline provides increased energy shield, which is useful if you’re focusing on hybrid builds or want more minion protection.

D. Cluster Jewels:
Cluster Jewels: You can use Cluster Jewels to enhance your build’s utility and minion scaling. Look for Large Cluster Jewels that have minion damage, life, and resistances as suffixes, while also focusing on useful notables such as Renewal, Blunt Trauma, or Haunting Shout to increase minion damage.

Small Cluster Jewels: Useful for Defensive Minion Scaling. You can stack Minion Life or Minion Resistances to improve minion survivability in endgame content. An example would be Rejuvenation, Hearty, or Righteous Army, all of which improve minion damage and defense.
E. Ancestral Jewels (for Energy Shield Scaling):
If you decide to focus on Energy Shield scaling for yourself and your minions, Ancestral Jewels can be useful to cheap Path of exile currency increase Energy Shield and aura effectiveness. This will also protect your minions while enhancing your overall build’s survivability.