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In Immortals Fenyx Rising, Phosphor is your faithful battle companion that helps you defeat enemies, as well as unlocking skills that can help you in puzzles too. To obtain Phosphor, you first need to complete the side quest Bolt from the Blue.

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After that, you can collect different phoenix skins for Phosphor, each of which has its own perks. Collecting all 17 will reward you with the 'Ornithology' achievement/trophy. Some of the skins are easier to obtain than others, but luckily for you, we've made a handy list just below.

Phosphor the Phoenix

Immortals Fenyx Rising Phosphor the Phoenix split image of skin and location

Effect

This skin grants one stamina orb when Phosphor's Attack hits an enemy.

How To Unlock

Completing the 'Bolt from the Blue' quest in the Valley of Eternal Spring unlocks Phosphor, and as a result, you automatically get the Phosphor the Phoenix skin. This quest will unlock automatically after a cutscene where you see a bird getting hit by a lightning bolt.

Phosphor of Lit Cinders

Immortals Fenyx Rising Phosphor of Lit Cinders split image of skin and location

Effect

This skin adds +150% damage to Phosphor's Attack. This is the end of Phosphor's questline.

How To Unlock

Phosphor's questline will continue and will be marked on your map, so is easily tracked. Completing the quest 'A Debt Repaid' in the Grove of Kleos rewards you with the Phosphor of Lit Cinders skin.

Tarnished Phosphor

Immortals Fenyx Rising Tarnished Phosphor split image of skin and location

Effect

This skin refills one chunk of health when Phosphor's Attack hits.

How To Unlock

The Tarnished Phosphor skin is the reward for defeating the Hound of Hades, Legendary Cerberos inside the vault of the same name. This vault is part of Athena's side quest storyline.

Phosphor of Love Ablaze

Immortals Fenyx Rising Phosphor of Love Ablaze split image of skin and location

Effect

This skin freezes enemies for five seconds when they are hit with Phosphor's Attack.

How To Unlock

Once you have completed Ares's main quest, he will offer up a sidequest called 'Pay-Bagock' and ask you to defeat the Spartoi soldiers who ridiculed him when he was a chicken. Defeating the Legendary Brute of Tartaros will get you the Phosphor of Love Ablaze skin.

Molten Phosphor

Immortals Fenyx Rising Molten Phosphor split image of skin and location

Effect

This skin ensures stealth attacks trigger a Phosphor's Attack when you hit your enemy.

How To Unlock

Molten Phosphor is the reward for completing the Myth Challenge section of Hermes's Heroic Task Board, which is the last section on the left-hand side. These challenges vary from completing a set number of different Myth Challenges, but the most daunting task on the list is being asked to complete all Myth Challenges (there are 80 in total).

Phosphor of Zeus's Lightning

Immortals Fenyx Rising Phosphor of Zeus's Lightning split image of skin and location

Effect

This skin makes Phosphor's Clone explode and deals 1,392 damage to enemies nearby.

How To Unlock

The next Phosphor skin is the first of many that are obtained by defeating one of the legendary monsters. Phosphor of Zeus's Lightning is the reward for defeating the Nemean Lion, which can be found on a cliff edge in the Valley of Eternal Spring, overlooking the Clashing Rocks area.

Phosphor the Lovebird

Immortals Fenyx Rising Phosphor the Lovebird split image of skin and location

Effect

This skin adds +150% stun with Phosphor's Attack.

How To Unlock

Phosphor the Lovebird is another skin gained by killing a legendary monster, this time you need to defeat Slayer Of Adonis, The Legendary Boar, which can be found in the Valley of Eternal Spring right next to the Myth Fresco Challenge.

Phosphor of Companionship

Immortals Fenyx Rising Phosphor of Companionship split image of skin and location

Effect

This skin ensures that a lethal stealth attack does not cancel Phosphor's cloak.

How To Unlock

The next legendary monster to give you a Phosphor skin is Kallisto, the Legendary Bear. She can be found in the Valley of Eternal Spring, not far from the Gates of Tartaros. Defeating Kallisto will grant you the Phosphor of Companionship skin.

Phosphor the Stonegazer

Immortals Fenyx Rising Phosphor the Stonegazer split image of skin and location

Effect

This skin reduces stamina consumption when using Phosphor's Cloak by 50%.

How To Unlock

This Phosphor skin can be gained by defeating Alektryon, The Legendary Rooster, which is one of the four monsters that Aphrodite asks you to slay as part of her optional Saving Our Hides sidequest. This monster can be found in Aphrodite's Palace in the Valley of Eternal Spring area, close to some normal chicken monsters.

Phosphor of Passion

Immortals Fenyx Rising Phosphor of Passion split image of skin and location

Effect

This skin adds two hits to Phosphor's Attack.

How To Unlock

Defeating the Nightmare Of Daidalos, The Legendary Minotaur will reward you with the Phosphor of Passion skin. This monster can be found close to Eros's Haven, on a little island that has a lot of columns.

Phosphor the Patriarch

Immortals Fenyx Rising Phosphor the Patriarch split image of skin and location

Effect

This skin causes stealth attacks to create an explosion while Phosphor's Cloak is active.

How To Unlock

The Phosphor the Patriarch skin can be obtained by defeating Kelaino, The Legendary Dark Vulture, which can be found in the Grove of Kleos area.

Phosphor the Evilglare

Immortals Fenyx Rising Phosphor the Evilglare split image of skin and location

Effect

This skin causes Phosphor's Cloak to explode and freeze enemies for ten seconds once they are hit by it.

How To Unlock

Defeating the Legendary Gorgon Of Dread will reward you with the Phosphor the Evilglare skin. The Gorgon can be found on the western side of the Grove of Kleos, close to the Archives. On a small island with pillars, you'll find the monster you're hunting.

Phosphor of Heat's Core

Immortals Fenyx Rising Phosphor of Heat's Core split image of skin and location

Effect

This skin gives Phosphor's Shockwave an increased area of effect by 50%.

How To Unlock

The next legendary monster to give you a Phosphor skin as a reward is Pyrakmon, The Legendary Cyclops, who can be found in The Forgelands, just southwest of the Atmos Mechanikos.

Carnivorous Phosphor

Immortals Fenyx Rising Carnivorous Phosphor split image of skin and location

Effect

This skin causes Phosphor's Clone to explode and inflict 1,856 stun damage.

How To Unlock

Defeating Ophinikos Of Legend in The Forgelands will reward you with the Carnivorous Phosphor skin. Ophinikos can be found close to Hera's throne on the eastern side of The Forgelands.

Burnished Phosphor

Immortals Fenyx Rising Burnished Phosphor split image of skin and location

Effect

This skin causes Phosphor's Attack to do triple damage during Typhon's Rage.

How To Unlock

On the southern border of The Forgelands, close to War's Den, you will find Talos The Rebuilt, Legendary Automaton. Defeating him will reward you with the Burnished Phosphor skin.

Phosphor of Zeus's Skies

Immortals Fenyx Rising Phosphor of Zeus's Skies split image of skin and location

Effect

This skin causes stealth attacks to slow down time when it hits while Phosphor's Cloak is active.

How To Unlock

In War's Den, close to Herakles Wraith Vault, you will find the Perversion Of Echidna, The Legendary Chimera, in a ruined building. Defeating this monster will reward you with the Phosphor of Zeus's Skies skin.

Phosphor Automated

Immortals Fenyx Rising Phosphor Automated split image of skin and location

Effect

This skin causes Phosphor's Clone to become a heavy object that can be used in puzzles.

How To Unlock

Arguably one of the best Phosphor skins is Phosphor Automated as it makes solving puzzles so much easier. It can be obtained by defeating The Many-Handed, The Legendary Hekatonchires, which is found in King's Peak. It's found on the eastern side of King's Peak in one of the lower areas that are in line with the height of the mainland of the Golden Isle.

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