Complete the indicated task to unlock the achievement.

Achievement	How to unlock
2d6	Succesfully Rally a broken unit.
All your base	Win an Attacker vs Defender Siege game.
Chinese Wood	Destroy a Wooden Gate.
Gotta catch em all	Achieve S Rank on all story missions.
Helpless	Complete a story mission without reinforcing a unit.
I always finish fast	Complete a story mission in under 20 turns.
Invincible	Complete a story mission without losing a unit.
Look at me, I'm the commander now	Capture an Outpost.
My flag is better	Win a Capture The Flag game.
None shall pass	Win an Attacker vs Defender game.
Not a Snowflake	Complete a story mission without using a special attack.
Not-So-Great Wall	Destroy a Stone Gate.
S Rank	Achieve S Rank on a story mission.
Sheriff of Nottingham	Complete a story mission without Archers.
Short Straw	Complete a story mission with only Halberdiers.
Story Time	Complete the story.
Terrible AI	Win a Battle Mode game against AI.
The Hard Way	Complete a siege story mission using only Siege Towers for equipment.