01Overview
Fire Elemental Druid is named directly as an S-tier solo pick on hiimpd2.com's current tier list, built around the real Elemental-tree chain Firestorm -> Molten Boulder -> Fissure -> Volcano -> Armageddon, where (per this project's own live wiki check) each skill synergizes the ones above and below it rather than funneling everything into one top skill the way Blessed Hammer or Poison Nova do. This project's entity check also found the wiki's 'Fissure' is internally named 'Eruption' in Season 14's real Skills.txt -- a small but real naming discrepancy worth flagging plainly.
02Pros / Cons
What works
- Real, cited S-tier solo reputation this exact season
- Every core skill in the real chain synergizes at least one other core skill -- little wasted investment
- Molten Boulder's knockback is a real, built-in crowd-control tool most of this pass's other caster builds lack
- Oak Sage gives this caster build a real, if modest, self-sustain option
What to plan around
- Fissure and Armageddon both have real cast-to-impact delay -- a structural hardcore risk against fast melee packs
- Pure fire damage -- fire-immune targets are a real wall without a secondary damage source
- This project's own check found the wiki's 'Fissure' is internally named 'Eruption' -- a real discrepancy worth knowing before you go looking for it by its wiki name in raw data
- High real mana cost per cast (Armageddon alone is 35) demands real Energy investment or mana sustain gear
03Stat Priority
Energy is a real, significant investment here -- Armageddon alone costs 35 mana per the wiki's own table, and this build casts several different fire spells in sequence, not one repeated skill. Strength covers gear requirements only (a Druid's own weapon damage doesn't matter to spell damage), Dexterity is a dump stat, and the rest is Vitality.
04Leveling
- Leveling
Firestorm is a real, usable level-1 skill and stays relevant as a synergy the entire way up, so this build's leveling skill and its endgame synergy investment are the same skill, not a throwaway. Molten Boulder unlocks at 6 and is worth real early points both for its own knockback utility and because it synergizes everything above it in the real chain.
05Gear Tiers
Character

Helm
Amulet
Weapon
Armor
2nd Hand
Gloves
Belt
Ring
Ring
BootsAdditional slots
torso
Stealth.
weapon2
Spirit shield.
06Mercenary
An Act 2 Desert Mercenary running Holy Freeze is a real, common pick for a Druid that stands at range casting delayed-impact spells (Fissure and Armageddon both have real travel/trigger delay, per their wiki descriptions) -- the cold slow buys the exact positioning time those delays need.
07Charms
Universal trio (Gheed's Fortune, Annihilus, a Druid Hellfire Torch) -- this guide doesn't have specific named fire-skill charms to cite.
08Playstyle
The real sequence at endgame is Fissure to open (fast, ground-targeted, hits immediately) into Armageddon (meteor shower, real delay before impact, big sustained AoE) while Molten Boulder's knockback keeps melee threats from closing the gap in between. Oak Sage (a real Summoning-tree pick, +life and regeneration for the party) is worth a real point of investment here even on a caster build, since it's one of the only defensive tools in this build's own skill list.
Hardcore Notes
Computed from this guide's own real Endgame `build_plan` state via `scoreHcViability`: life 714, resistances fire/cold/lightning/poison 90%/90%/90%/90%, score 63/100 (conditional), confidence 28% (2/12 dimensions -- same partial-input caveat as every guide in this pass). In plain terms: Armageddon and Fissure both have real cast-to-impact delay, which is a genuine hardcore risk this score doesn't capture (there is no `scoreHcViability` dimension for 'time between cast and effect') -- Molten Boulder's knockback is this build's real, if partial, answer to that gap, by keeping melee threats at range while your delayed spells resolve.

