Here is the full list of all 82 Heroes of a Broken Land achievements.
Many Towers traversed
Many Labyrinths cleared
Heroes 1, Zombies 0
Lots of Caves cleared
Slay those snakes!
Clear a dungeon solo
Bludeon those bears
Master of Mining
Lots of Mines cleared
Hunt down lots of wandering monsters
Train a dedicated monk
Hunt down wandering monsters
Recover the heart of a Tiny world
Purify the Crystal Heart
Many Mines cleared
Destroy the Lord of Earth
Revealed and cleared the Forge
Mastered the elimination of Elementals
Destroy the Lord of Fire
Earned expertise eliminating Elementals
Train the finest warrior
Train a master of magic
Train a jack-of-all-trades adventurer
Destroy the Lord of Air
Ally with an Outpost town
Cleared a multy-party dungeon
Train a master of the elements
Caves cleared
Slimes fear your squishing powers now
So many Bats bashed. Poor Bats...
Bones to Dust
Train a holy bishop
Who you gonna call? You!
Train a protector of the weak
Conquer the Pillar of Fire
Conquer the Pillar of Earth
Destroy the Lord of Ice
Elementary Elemental elimination
Conquer the Pillar of Water
Smash, Smash, Smash!
You're some kind of Ghost Smasher!
Many Slimes have been squashed
Bats have been bashed expertly
You've mastered the art of killing vermin
Conquer the Pillar of Air
Smash them bones
Slimes have been squashed
Bats have been bashed
You're an expert at killing vermin
Ghost Buster!
You've destroyed many rats
Ashes to ashes, dust to dust
Destroy the Queen Slime
Defeat Mr. Wiggles
Master at clearing Caves
Many Dungeons cleared
Lots of Dungeons cleared
Master at clearing Dungeons
Many Crypts cleared
Lots of Crypts cleared
Master of clearing Crypts
Lots of Labyrinths cleared
Master of clearing Labyrinths
Lots of Towers traversed
Master of traversing Towers
Hunt down hordes of wandering monsters
Recover the heart of a Small world
Recover the heart of a Normal world
Recover the heart of a Large world
Recover the heart of a Huge world
Recover the heart of a Enormous world
Ally with a Fae town
Ally with an Artificer town
Ally with a Lizard town
Train an master of death and poison
Custom order heros
Aren't bears endangered?
They're endangered now, good job.
Snakes, why does it always have to be snakes!
They're more afraid of you than you are of them.
Seriously, who's making all these zombies?
Zombies are actually quite friendly, have you tried talking first?