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