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