Here is the full list of all 22 Broken Armor achievements.
You were carrying the maximum amount of 5 maces
You have slain the slime king.
you have slain the turbo skeleton.
You were carrying at least 100 coins.
You have died your first death. The first of many.
You have died 10 times. Good job.
You have died 100 times. What is wrong with you?
You have slain the vampires bat and their minions.
You have slain the giant snake.
You have destroyed the cursed tree.
You have slain the cursed eyes.
You have vanquished the giant eyeball.
You have defeated the giant black knight in the deepest recesses of the Earth.
You have braved the gauntlet and found the holy grail.
You scored 10,000 points in a single game.
You scored 100,000 points in a single game.
You scored 250,000 points in a single game.
You were carrying at least 500 coins.
You were carrying at least 1000 coins.
You were carrying the maximum amount of 5 swords.
You were carrying the maximum amount of 5 spears
You were carrying the maximum amount of 5 axes.