Here is the full list of all 21 Braveland achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Game completed using only the hard level of difficulty.
Page on Facebook or Twitter visited.
The best equipment of all four types on.
Sigurd defeated.
Game completed without using the easy level of difficulty.
Rain of Fire spell learned.
100 units encouraged.
All warrior abilities learned.
Three treasure chests collected.
All four equipment items on.
Arakin defeated.
Acceleration spell used 10 times.
Defense spell used 10 times.
1000 damage inflicted to the enemies with Fire Arrow.
Fromm defeated.
Equipment item on.
Two warrior abilities learned.
Treasure chest collected.
Warrior ability learned.
You defeated the army without losing a single warrior.
Peasants have joined you.