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Infernalist Build Guide — PoE2

Updated 21 Oct 2026 Source Path of Exile 2 in-game mechanics and community documentation, retrieved 21 October 2026 By

Infernalist is the Sorceress fire ascendancy. It unleashes fire damage and often converts to a demonic form for big burst.

Why pick this

Pick Infernalist for high fire damage and an aggressive, transformation-based playstyle.

Core mechanics

  • Fire spell or attack damage.
  • Transformation or demonic form.
  • Energy shield and mana.
  • Burning and ignite synergy.

Step-by-step leveling

  1. Acts 1–3: pick a fire skill and link it to fire-damage supports.
  2. Stack energy shield and mana.
  3. Cap elemental resistances as you level.
  4. Add a movement skill to kite.
  5. At maps, scale fire damage and ignite or cast speed.
  6. Use the transformation for boss burst windows.

Stats and gear to prioritize

  • Energy shield and life
  • Elemental resistances toward the cap
  • Fire damage
  • Cast or attack speed
  • Movement speed

Common mistakes

  • Ignoring resistances
  • Standing in melee
  • Mismanaging mana

Practical notes

The Infernalist leans on fire and demon summons, gaining a fire shield and a summonable demon. Build around fire damage and use the demon as a temporary meatshield during boss fights.

Her fire shield converts some damage taken into a manageable form, so layer it with resistances. Avoid over-committing to the demon, because it has a cost. An Infernalist balances personal fire output with the demon’s distraction value.

Respec into more fire resistance if the shield feels thin, because the Infernalist still takes unblocked damage that stacks in long fights.

Keep the fire shield active in boss fights, because it converts a portion of incoming damage into a more manageable form.

Compare against the best builds guide and the ascendancy guide when picking your second ascendancy.

Frequently asked questions

Infernalist damage type?

Fire — scale fire damage and ignite, and use the transformation for burst.

More Path of Exile 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.