Here is the full list of all 22 Clicker bAdventure achievements.
Complete the game in easy difficulty or more
Complete all areas
Get the last axe
Collect all water trough
Destroy all towers
Destroy all straw men
Collect all hays
Get the last weapon
Complete 4 areas
Destroy 50 tanks
Cut 1 000 trees
Destroy 25 tanks
Destroy 10 tanks
Complete 1 area
Cut 100 trees
Kill all tutorial enemies
Cut 10 trees
Die once
Die three times
Complete the game in normal difficulty or more
Complete the game in hard difficulty or more
Complete the game in warrior difficulty