Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Adept Hydra Slayer (12)	Kill all Hydras on Level 5
All Around (10)	Killed 8 hydras with an all-around attack
Alternative Fighter (26)	Collapsed a Hydra under its own weight
Atlantean Bronze Medal (26)	Defeat the first boss with an Atlantean.
Atlantean Gold Medal (26)	Defeat the second boss with an Atlantean, using at most one Potion of Life.
Atlantean Silver Medal (26)	Defeat the second boss with an Atlantean.
Barbarian Fighter (15)	Killed the first boss with weapons only
Basics of Hydra Slaying (10)	Kill all Hydras on Level 1
Beamish Boy (26)	Slain a Hydra with at least 100 heads with the Vorpal Blade.
Boomerang (26)	Had a missile dropped under their feet
Centaur Bronze Medal (19)	Defeat the first boss with a Centaur.
Centaur Gold Medal (26)	Defeat the second boss as a Centaur, using at most one Potion of Life.
Centaur Silver Medal (26)	Defeat the second boss with a Centaur.
Decomposer (26)	Decomposed the Decomposer as a Divisor of size at least 17.
Don't Divide but Conquer (19)	Win the small game without attacking with divisor blades
Echidna Bronze Medal (19)	Defeat the first boss with an Echidna.
Echidna Gold Medal (26)	Defeat the second boss as an Echidna, using at most one Potion of Life.
Echidna Silver Medal (26)	Defeat the second boss with an Echidna.
Explorer (26)	Conquer 100 levels.
Explorer II (26)	Conquer 150 levels.
Fingernail Attack (19)	Got a blade of size 0 and attacked with it.
Giant Slayer (10)	Killed a Hydra with a giant blade
Human Bronze Medal (19)	Defeat the first boss with a Human.
Human Gold Medal (26)	Defeat the second boss with a Human, using at most one Potion of Life.
Human Silver Medal (26)	Defeat the second boss with a Human.
Hydra Quakes (19)	Used the titanic artifact.
Innate Power (26)	Reached and killed the first boss without drinking the first three Power Juices you find
Lifesaver (10)	Saved the Twin with a Potion of Life
Long Throw (10)	Killed 11+ hydras with a single missile throw
Master of Ambidexterity (26)	Killed a 2000+ Hydra with an ambidextrous attack
Master of Growth (26)	Gave 10000+ heads using the Powder of Growth
Master of Seeds (26)	Had 50+ mushroom seeds
Mirror Images (10)	Had one of the Twins return as a mirror image
Mushroom Lord (26)	Used the Mushroom Staff.
Necro Power (10)	Created 200000+ zombie
Perfect Start (12)	Kill all Hydras on Level 1 without taking any wounds.
Platinum Medal (26)	Defeat the second boss without using any Potions of Life, as any race.
Powdermaster (19)	Had 5+ active powders at once
Power is for the Weak (26)	Win the small game without drinking your first Power Juice (not for Titan)
Practical Worker (19)	Made the Null Sector useful
Resurrection (26)	Was killed and came back to life (not as Twin)
Sanity (15)	Found the crazy weapon and tried to attack with it.
Scythe Mastery (15)	Clear the first level using no items or weapons except the ash scythe.
Shield Abuser (26)	Tried to abuse the shields.
Silver Cutter (10)	Killed a hydra >= 100 with the Silver Cutter
Speed of Light (26)	Drank 11+ Potions of Speed
Suicide (19)	Commited a suicide
Telefragger (26)	Killed a monster using the wand of phasing
Titan Bronze Medal (15)	Defeat the first boss with a Titan.
Titanic Gold Medal (26)	Defeat the second boss as a Titan, using at most one Potion of Life.
Titanic Silver Medal (26)	Defeat the second boss with a Titan.
Trapper (19)	Kill a hydra with a trap.
Twin Bronze Medal (26)	Defeat the first boss with the Twins.
Twin Gold Medal (10)	Defeat the second boss as the Twins, using at most one Potion of Life.
Twin Silver Medal (10)	Defeat the second boss with the Twins.
Vulture Slayer (12)	Killed the first Vulture Hydra honorably
Well Prepared (12)	Killed a Two-Headed Giant with a machete