Here is the full list of all 48 Conqueror's Blade achievements.
Craft 100 pieces of Rare equipment.
Earn the badge "Echoes of Achelous" 15 times.
Craft 100 pieces of Uncommon equipment.
Earn the badge "Cut a Swath" 30 times.
Craft a piece of Legendary equipment.
Destroy every target on The Strawman's Challenge in between 20 and 25 seconds.
Kill 500 Heroes.
Equip some horse barding.
Earn the badge "Make It Happen" three times.
Kill 8,000 enemy troops.
Earn the badge "Noble Cause" three times.
Earn the badge "God of War" four times.
Kill 200 Heroes.
Earn the badge "No Quarter" five times.
Kill 3,500 enemy troops.
Kill 100 Heroes.
Earn the badge "Grand Bloodbath" five times.
Earn the badge "The Phlegethon Flows" three times.
Reach Level 60.
Earn the badge "Overthrown" three times.
Earn the badge "A Deadly Century" ten times.
Kill 2,000 enemy troops.
Disband ten units.
Reach Level 40.
Switch your default warhorse.
Disband any unit.
Collect three warhorses in your stable.
Craft a piece of Rare equipment.
Craft a piece of Uncommon equipment.
Craft a weapon for the first time.
Craft a piece of Epic equipment.
Own ten units.
Reach Level 20.
Unlock 10 units on the Unit Tree.
Unlock all the peasant units.
Kill 200 enemy troops.
Kill 5 heroes.
Kill 10 Heroes.
Kill 20 enemy troops.
Earn the badge "A Deadly Century".
Earn the badge "Shatter the Ranks".
Earn the badge "Hat-Trick".
Get a badge "Quad Kill".
Earn the badge "No Quarter".
Earn the badge "Drop Dead".
Create your first unit.
Own three units.
Defeat Valen and his troops.