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Poseidon boons revolve around in doing Splash damage that knocks enemies away from Melinoë except for Wardens and Guardians. Poseidon's Status Curse is Froth which has a 25% chance to make afflicted enemies take 50 damage when hit by an attack. Lasts 3 seconds. Additionally, Poseidon has boons that improve minor rewards that you find. Poseidon's elemental affinity is Water Water and Aether Aether for his Duo Boons.

"The vast seas roil when he wills it thus, and the mountains tremble."
"The surface of the world in its entirety is his domain by fate."

"The raw might of a crashing wave; a simple manifesting of his awesome strength."

~ Boon selection quotes

List[]

Icon Description Type Notes Prerequisites

Wave Strike Water
Your Attacks hit foes with a splash that knocks other foes away.
▸ Splash Damage: 20/25/30/35

Splash counts as Olympian Damage
Attack The effect of Wave Strike is classified as Splash.
  • The Splash effect from Wave Strike triggers with every strike you land, activating instantly or nearly instantly depending on the weapon's moveset.
    • There is a 0.15 second cooldown by default between Splash activations.
    • For Umbral Flames, both its Attack and Ω Attack have a 0.3 second cooldown between Splash activations.
None

Wave Flourish Water
Your Specials hit foes with a splash that knocks other foes away.
▸ Splash Damage: 30/40/50/60

Splash counts as Olympian Damage
Special The effect of Wave Flourish is classified as Splash.
  • The Splash effect from Wave Flourish triggers with every strike you land, activating instantly or nearly instantly depending on the weapon's moveset.
    • There is a 0.15 second cooldown by default between Splash activations.
    • For Umbral Flames, both its Special and Ω Special have a 0.3 second cooldown between Splash activations.
None

Tidal Ring Water
Your Casts also immediately hit foes with a powerful splash that inflicts Froth.
▸ Splash Damage: 80/120/160/200

Splash counts as Olympian Damage
Cast Froth
Curse: When hit, afflicted foes have 25% chance to take 50 damage. Lasts 3 Sec.


  • Cannot be combined with Local Climate
  • Cannot be combined with Hostile Environment


  • The effect of Tidal Ring is classified as Splash.
  • This boon benefits from the Ω Cast detonation effect (e.g., Hermes' Winner's Circle (especially when combined with Dark Side's Sanctity upgrade), and Aspect of Charon's Cleave-Cast). The faster Cast expires or Ω Cast detonates, the sooner Tidal Ring activates, allowing the splash to be reapplied more quickly.


Currently Bugged: The splash effect of Tidal Ring is not affected by any Cast damage increase boons or upgrades, such as Arachne's Scarlet Dress and Chaos's Chasm.
None

Breaker Rush Water
Whenever you Sprint, hit the first foe you run into with a blast that knocks foes away.
▸ Impact Blast Damage: 80/100/120/140

Breaker Rush counts as Olympian Damage
Sprint
  • Once Breaker Rush hits a foe, the effect is consumed, leaving you sprinting normally. You can reactivate Breaker Rush by dashing and sprinting again.
  • The effect of Breaker Rush is not classified as Splash, meaning it does not inflict Froth nor benefits from Splash-related boons.
None
Flood Gain Water
Your Moves make you briefly restore any Magick you use, repeatable after 8 Sec.
▸ Magick Flood Duration: 4 Sec./5 Sec./6 Sec./7 Sec.
Magick None
Hydraulic Might Water
At the start of each Encounter, your Attacks and Specials are stronger for 10 Sec..
▸ Initial Damage Bonus: +100%/+133%/+166%/+200%
None
Buried Treasure Water
Any Minor Finds and Gold are worth more, and you receive Gold, Health, and Bones now.
▸ Reward Value: +50%/+75%/+100%/+125%
This boon cannot be upgraded via Pom Slice


  • Buried Treasure only applies to Minor Finds and Gold received as Location rewards.
  • Bones and Gold rewards from this boon can be duplicated by Sea Star, with the effect applying to the duplicates as well.
  • Bones rewards from this boon cannot be upgraded to Major Find via The Artificer.
  • This Boon may still be offered in Asphodel, but the immediate rewards (Bones, Health, Gold) will be lost as you transition out of the region before collecting them.
None

High Surf Water
Hit surrounding foes with a powerful splash as they start to strike, but you Prime 30Magick.
▸ Splash Damage: 40/60/80/100

Splash counts as Olympian Damage
Prime
A reduction to how much Magick you can actively use.


This boon cannot be upgraded via Pom Slice

  • The effect of High Surf is classified as Splash.
  • High Surf has an internal cooldown per foe, meaning its effectiveness increases with the number of enemies in an encounter. The more foes begin attacking, the more frequently High Surf triggers. However, against single-target encounters, the cooldown limits its effectiveness.
  • High Surf does not trigger against projectile or ranged attacks if the enemy is outside its detection range.
  • While High Surf functions similarly to revenge boons like Zeus's Divine Vengeance and Apollo's Light Smite, it is not classified as an after you take damage effect and does not benefit from Revenge-related boons.
None
Sea Star Water
Whenever you claim rewards other than Boons, Daedalus Hammer, or rare resources, a copy may appear.
▸ Double Reward Chance: 25%/30%/35%/40%
Sea Star can duplicate the following types of rewards:


  • Sea Star does not function while participating in the Chaos Trials.
  • Sea Star cannot duplicate rewards purchased at the Shrine of Hermes.
  • Sea Star cannot duplicate rewards dropped by Eris after being “blessed” by her.
None
Slippery Slope Water
Your splash effects from Poseidon also inflict Froth, and Froth deals more damage.
▸ Froth Damage: +20%/+50%/+80%/+110%
Froth
Curse: When hit, afflicted foes have 25% chance to take 50 damage. Lasts 3 Sec.
One of the following:
  • Wave Strike or Wave Flourish
Geyser Spout Water
Your Cast gains Power and knocks foes away.
▸ Omega Cast Power: +150/+200/+250/+300

  • Cannot be combined with Prominence Flare
  • Cannot be combined with Meat Grinder


Geyser Spout benefits from the Ω Cast detonation effect (e.g., Hermes' Winner's Circle (especially when combined with Dark Side's Sanctity upgrade), Aspect of Charon's Cleave-Cast, and Aspect of Momus's Pulse Orb). The faster the Ω Cast detonates, the sooner Geyser Spout activates, maximizing damage output.
Any Ring Boon.

Ocean Swell Water
Your Moves also launc a wide wave ahead that knocks foes away, but use +5 Magick.
▸ Wave Damage: 40/60/80/100

None
Water Fitness
Gain Health for each Water you have.
▸ Max Life per Water Boon: +15
Infusion Gods offering Water Boons:
  • Poseidon, Aphrodite, Demeter, and Hera
2 Water

King Tide Water
Your splash effects from Poseidon are larger and deal bonus damage to Guardians.
▸ Splash Damage vs. Guardians: +200%

Splash counts as Olympian Damage
Legendary King Tide increases the size of the Splash effect by 35%, up to a maximum of 70%, scaling based on enemy size. One of the following:
  • Wave Strike or Wave Flourish
  • Breaker Rush, Flood Gain, or Geyser Spout
  • Hydraulic Might, Ocean Swell, Slippery Slope, or High Surf

Killer Current Aether
Your lightning deals more damage to Froth-afflicted foes.
▸ Bonus Lightning Damage: +30%

Blitz, Lighting Bolts, and Chain-Lightning count as Olympian Damage
Duo (Zeus) Froth
Curse: When hit, afflicted foes have 25% chance to take 50 damage. Lasts 3 Sec.


  • Although the boon's prerequisite requires either Blitz or Bolt effects, it applies to all of Zeus's lightning effects: Blitz, Bolt and Chain-Lightning.
  • Scalding Vapor counteracts Killer Current, as it prioritizes triggering Steam and continuously removes Froth, preventing Zeus’s lightning effects from benefiting from the damage bonus.
One of each:
  • Tidal Ring or Slippery Slope
  • Zeus: Heaven Strike, Heaven Flourish, Storm Ring, Thunder Rush, Divine Vengeance, or Lightning Lance
Golden Rule Aether
You deal more damage the more Gold you have.
▸ Bonus Damage per 100 Gold: +5%
Duo (Hera) One of each:
  • Buried Treasure or Sea Star
  • Hera: Sworn Strike, Sworn Flourish, Engagement Ring, Nexus Rush, or Born Gain
Natural Selection Aether
Your Boon(s) in the leftmost column gain Lv. spread across however many you got.
▸ Total Bonus Lv. for Main Boon(s): +8
Duo (Demeter) One of each:
  • Wave Strike, Wave Flourish, Tidal Ring, Breaker Rush, or Flood Gain
  • Demeter: Ice Stirke, Ice Flourish, Arctic Ring, Frigid Rush, or Tranquil Gain
  • Demeter & Poseidon: Buried Treasure, Sea Star, Steady Growth, or Plentiful Forage

Beach Ball Aether
Your Sprint creates a watery globe behind you, which surges ahead once you stop.
▸ Max Blast Damage (after 2 Sec.): 300

Beach Ball counts as Olympian Damage
Duo (Apollo) The effect of Beach Ball is not classified as Splash, meaning it does not inflict Froth nor benefits from Splash-related boons. The following:
  • Breaker Rush (Poseidon) or Blinding Rush (Apollo)

One of each:

  • Wave Strike, Wave Flourish, Tidal Ring, Breaker Rush, or Flood Gain
  • Apollo: Nova Strike, Nova Flourish, Solar Ring, Blinding Rush, or Lucid Gain
Island Getaway Aether
You take less damage from nearby foes. Boons of Aphrodite treat all foes as nearby.
▸ Damage Resistance: +15%
Duo (Aphrodite) One of each:
  • Wave Strike, Wave Flourish, Tidal Ring, Breaker Rush, or Flood Gain
  • Aphrodite: Flutter Strike or Flutter Flourish

Scalding Vapor Aether
If foes with Froth are struck by your fire effects from Hestia, they are engulfed in Steam.
▸ Steam Damage (every 0.2 Sec.): 20

Steam counts as Olympian Damage
Duo (Hestia) Froth
Curse: When hit, afflicted foes have 25% chance to take 50 damage. Lasts 3 Sec.


Steam
A burning cloud that removes Froth from foes and rapidly deals damage. Lasts 2 Sec.

  • Hestia's fire includes most of her fire-based abilities, such as Scorch, Controlled Burn, Glowing Coal, and Fire Walk (excluding Flash Fry).
  • Although the description states Steam deals 30 damage, it actually deals only 25 damage per tick.
  • Steam hits 9 times by default, unless the duration is refreshed.
  • Steam duration can be reset by reapplying Froth to an enemy already affected by Hestia’s fire.
  • Although it functions similarly to Scorch as a damage-over-time effect, Steam can deal Critical hits.


Currently Bugged: Steam does not stack when Scalding Vapor is re-triggered on an enemy already under its effect.
One of each:
  • Tidal Ring or Slippery Slope
  • Hestia: Flame Strike, Flame Flourish, Smolder Ring, Highly Flammable, Controlled Burn, or Glowing Coal

Seismic Hammer Aether
Your Castcan cause a blast in the binding circle that deals 500 damage.
▸ Blast Recharge Time: 6 Sec.

Blast counts as Olympian Damage
Duo (Hephaestus) Blast can inflict backstab damage by utilizing Back Burner, even against specific foes that typically cannot be backstabbed (e.g., Scylla). However, this backstab damage is unaffected by backstab damage increase effects from other sources.


Currently Bugged: The prerequisite for Poseidon's side only requires Tidal Ring.
One of each:
  • Tidal Ring or Geyser Spout
  • Hephaestus: Volcanic Strike, Volcanic Flourish, or Smithy Rush

Arterial Spray Aether
Your splash effects from Poseidon may hit 2 times (and take the color of the River Styx).
▸ Double Splash Chance: 25%

Splash counts as Olympian Damage
Duo (Ares)
  • The additional hit from Arterial Spray is classified as a Splash and appears with a red-black recolor.
  • Arterial Spray is affected by Hermes' Success Rate, increasing the chance to +33%/+40%/+50%/+60%.
One of each:
  • Wave Strike or Wave Flourish
  • Ares: Vicious Strike, Vicious Flourish, Sword Ring, Stabbing Rush, or Grisly Gain
Shared Wealth
Gain +90Gold with which to later pick something you like.
This "Boon" will only show up if you no longer have any boons to pick from a God. This is usually possible while having the Vow of Denial active. Exhaust all of Poseidon's boon selection.