Dwarf Guide...

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Almost There	Beat Chaos +49.
Assembled	Unlock thirty commanders.
Definitely human	Win a battle.
Dwalf engineering is the best!	Unlock ten gob... dwarf commanders.
For the Hell	Unlock ten demon commanders.
Green with Power	Unlock ten human commanders.
How Many Floors?	Beat Chaos +10.
The Dev Actually Got This Far, Right?	Beat Chaos +60.
The Perfunctory Endgame Update	Win a Chaos game.
Victory Collector	Win with twenty different commanders.