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