P8N Hephaistos Raid Guide – Pandaemonium Abyssos (FFXIV)

Expansion: Endwalker
Raid Series: Pandaemonium
Raid Tier: Abyssos
Encounter: P8N – Hephaistos
Players: 8 (Tank / Tank / Healer / Healer / DPS / DPS / DPS / DPS)
Duty Finder Type: Raid (Normal)

Unlock Requirement: Complete P7N Agdistis
See the full list here → All FFXIV Raid Unlock Requirements

← Back to Pandaemonium Abyssos Raid Tier

Encounter Overview

Hephaistos is the fourth and final encounter of Pandaemonium: Abyssos.

The fight focuses on arena control and mechanic sequences that alter how the boss attacks based on which parts of his body are freed during Reforged Reflection. These transformations introduce different sets of mechanics that must be resolved before the fight returns to its base pattern.

Key mechanics include:

• directional arena cleaves from summoned familiars
• gaze mechanics from Gorgon adds
• large knockback attacks across the arena
• floor-pattern puzzles created by moving flames
• proximity explosions and chained eruption attacks

The arena is surrounded by a ring of fire that deals heavy damage-over-time if players step into it.

Arena Overview

The arena is a large circular platform surrounded by a burning outer ring.

Players cannot fall off the arena, but stepping into the flames will apply a powerful damage-over-time effect.

Several mechanics divide the arena into segments or force players to reposition quickly across the platform.

Getting hit by avoidable mechanics applies Vulnerability Up, which can quickly lead to lethal damage during later attacks.

Mechanic Archive

Genesis of Flame

Raidwide magical damage.

Response

• mitigate and heal.

Sunforge

The boss summons a familiar that determines the attack pattern.

Serpent

• fires a line AoE through the center of the arena.

Phoenix

• ignites the left and right sides of the arena, leaving the center safe.

Response

• move out of the center for serpent
• move into the center for phoenix.

Flameviper

Tankbuster that targets the main tank with a narrow line AoE.

Anyone standing near the tank will take heavy damage.

Response

• tanks face the boss away from the party
• healers prepare for bleed damage.

Reforged Reflection

The boss breaks chains from a part of his body, triggering different mechanics.

Arm released

• Into the Shadows
• Gorgospit

Legs released

• Blazing Footfalls
• Rearing Rampage

Into the Shadows

Two Gorgons move underground around the arena with gaze indicators.

When they surface they cast Petrification.

Players facing them will become petrified and unable to move.

Afterward the Gorgons become targetable and begin casting Gorgoneion, which must be interrupted by defeating them.

Later in the fight four Illusory Hephaistos appear and cast Gorgospit along the arena edges.

Response

• face away from the Gorgons when they appear
• tanks pick up the Gorgons and destroy them quickly.

Gorgospit

Line AoE fired toward a random player.

Response

• move out of the line indicator.

Blazing Footfalls

The boss leaps across several knockback markers.

Each landing knocks players away.

Knockback immunity abilities do not prevent the effect.

Response

• position near the markers with your back facing a safe direction.

Rearing Rampage

Raidwide magical damage.

Response

• mitigate and heal.

Ektothermos

Heavy raidwide damage.

Response

• mitigate and heal.

Fourfold Flames

Proximity markers appear in each corner of the arena.

After they explode they leave behind lava puddles.

Response

• move toward the center of the arena.

Cthonic Vent

The boss tethers to two lava puddles.

Fire serpents leap between puddles, causing large eruptions that cover roughly a quarter of the arena.

Response

• watch where the serpents jump
• move away from the next eruption point.

Volcanic Torches

Blue flames appear and travel along the marked floor lines.

As they move they create barriers of fire that trap sections of the arena.

When the flames complete their path, the enclosed sections erupt.

Only one area of the arena remains safe.

Later casts use only two flames.

Response

• watch the direction of the flames
• move toward the section that will remain open.

Hemitheos’s Flare

AoE markers appear under every player.

Response

• spread across the arena.

Encounter Flow

The encounter begins with Genesis of Flame followed by several casts of Sunforge, forcing players to move between the center and outer edges of the arena depending on which familiar appears.

Shortly afterward the boss uses Reforged Reflection, freeing his arm and summoning Gorgons through Into the Shadows. Players must avoid the gaze attack and defeat the Gorgon adds while dodging line attacks from Gorgospit.

After the adds are defeated the boss transitions into Fourfold Flames and Cthonic Vent, creating lava puddles that erupt sequentially across the arena.

Later phases introduce Blazing Footfalls, a series of knockback attacks that require careful positioning to avoid being pushed into the fire ring.

The encounter then introduces Volcanic Torches, which trace patterns across the arena floor and leave only a single safe segment.

Later versions of the mechanic combine these floor puzzles with Hemitheos’s Flare, forcing players to spread while standing in the safe segment.

The fight continues by alternating between:

Sunforge familiar attacks
Gorgon add phases
knockback sequences
arena floor puzzles

until the boss is defeated.

Related Encounters

← Back to Pandaemonium Abyssos
← Back to Endwalker Raid Archive
← Back to FFXIV Raid Archive