Hydra Slayer

57 achievements

Ultra Rare×52

Very Rare×2

Rare×2

Common×1

About Hydra Slayer's achievements

Hydra Slayer has 57 Steam achievements, 52 of them ultra-rare — unlocked by under 5% of players. The rarest is "Atlantean Silver Medal", earned by just 0.6% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

0.6%

of players earned "Atlantean Silver Medal"

🗺️ Community guides & walkthroughs

Community Ratings

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All Hydra Slayer achievements

57 achievements

Atlantean Silver Medal

Defeat the second boss with an Atlantean.

Ultra Rare0.6%

Atlantean Gold Medal

Defeat the second boss with an Atlantean, using at most one Potion of Life.

Ultra Rare0.6%

Centaur Silver Medal

Defeat the second boss with a Centaur.

Ultra Rare0.7%

Twin Silver Medal

Defeat the second boss with the Twins.

Ultra Rare0.7%

Centaur Gold Medal

Defeat the second boss as a Centaur, using at most one Potion of Life.

Ultra Rare0.7%

Titanic Gold Medal

Defeat the second boss as a Titan, using at most one Potion of Life.

Ultra Rare0.7%

Twin Gold Medal

Defeat the second boss as the Twins, using at most one Potion of Life.

Ultra Rare0.7%

Giant Slayer

Killed a Hydra with a giant blade

Ultra Rare0.7%

Lifesaver

Saved the Twin with a Potion of Life

Ultra Rare0.7%

All Around

Killed 8 hydras with an all-around attack

Ultra Rare0.7%

Mirror Images

Had one of the Twins return as a mirror image

Ultra Rare0.7%

Long Throw

Killed 11+ hydras with a single missile throw

Ultra Rare0.7%

Atlantean Bronze Medal

Defeat the first boss with an Atlantean.

Ultra Rare0.7%

Explorer

Conquer 100 levels.

Ultra Rare0.8%

Explorer II

Conquer 150 levels.

Ultra Rare0.8%

Twin Bronze Medal

Defeat the first boss with the Twins.

Ultra Rare0.8%

Human Gold Medal

Defeat the second boss with a Human, using at most one Potion of Life.

Ultra Rare0.8%

Silver Cutter

Killed a hydra >= 100 with the Silver Cutter

Ultra Rare0.8%

Necro Power

Created a zombie with 200000+ heads

Ultra Rare0.8%

Boomerang

Had a missile dropped under their feet

Ultra Rare0.8%

Resurrection

Was killed and came back to life (not as Twin)

Ultra Rare0.8%

Human Silver Medal

Defeat the second boss with a Human.

Ultra Rare0.9%

Titanic Silver Medal

Defeat the second boss with a Titan.

Ultra Rare0.9%

Platinum Medal

Defeat the second boss without using any Potions of Life, as any race.

Ultra Rare0.9%

Shield Abuser

Tried to abuse the shields.

Ultra Rare0.9%

Decomposer

Decomposed the Decomposer as a Divisor of size at least 17.

Ultra Rare0.9%

Don't Divide but Conquer

Reached and killed the first boss without attacking with divisor blades

Ultra Rare0.9%

Power is for the Weak

Reached and killed the first boss without drinking the first Power Juice you pick up

Ultra Rare0.9%

Innate Power

Reached and killed the first boss without drinking the first three Power Juices you find

Ultra Rare0.9%

Master of Growth

Gave 10000+ at once heads using the Powder of Growth

Ultra Rare1.0%

Echidna Gold Medal

Defeat the second boss as an Echidna, using at most one Potion of Life.

Ultra Rare1.1%

Beamish Boy

Slain a Hydra with at least 100 heads with the Vorpal Blade.

Ultra Rare1.1%

Telefragger

Killed a monster using the wand of phasing

Ultra Rare1.1%

Speed of Light

Had 11+ active Potions of Speed at once

Ultra Rare1.1%

Alternative Fighter

Collapsed a Hydra under its own weight

Ultra Rare1.1%

Trapper

Killed a hydra with a trap.

Ultra Rare1.1%

Master of Seeds

Had 50+ active mushroom seeds at once

Ultra Rare1.3%

Powdermaster

Had 5+ active powders at once

Ultra Rare1.4%

Centaur Bronze Medal

Defeat the first boss with a Centaur.

Ultra Rare1.5%

Hydra Quakes

Used the titanic artifact.

Ultra Rare1.5%

Master of Ambidexterity

Killed a 2000+ Hydra with an ambidextrous attack

Ultra Rare1.5%

Scythe Mastery

Clear the first level using no items or weapons except the ash scythe.

Ultra Rare1.5%

Echidna Silver Medal

Defeat the second boss with an Echidna.

Ultra Rare1.6%

Mushroom Lord

Used the Mushroom Staff.

Ultra Rare1.6%

Fingernail Attack

Got a blade of size 0 and attacked with it.

Ultra Rare1.8%

Suicide

Commited a suicide

Ultra Rare1.8%

Titan Bronze Medal

Defeat the first boss with a Titan.

Ultra Rare2.1%

Practical Worker

Made the Null Sector useful

Ultra Rare3.2%

Sanity

Found the crazy weapon and tried to attack with it.

Ultra Rare4.0%

Barbarian Fighter

Killed the first boss with weapons only

Ultra Rare4.1%

Echidna Bronze Medal

Defeat the first boss with an Echidna.

Ultra Rare4.2%

Human Bronze Medal

Defeat the first boss with a Human.

Ultra Rare5.0%

Perfect Start

Kill all Hydras on Level 1 without taking any wounds.

Very Rare13.1%

Vulture Slayer

Killed the first Vulture Hydra honorably

Very Rare13.3%

Well Prepared

Killed a Two-Headed Giant with a machete

Rare16.6%

Adept Hydra Slayer

Kill all Hydras on Level 5

Rare25.6%

Basics of Hydra Slaying

Kill all Hydras on Level 1

Common51.8%