Here is the full list of all 54 Fallen Enchantress: Legendary Heroes achievements.
Win by completing the Master Quest.
Win as Tarth.
Defeat a faction.
You've managed to slay Delin!
Win as Altar.
You've managed to slay Torax!
Complete 10 quests in a single game.
Play for 40 hours.
Create a custom sovereign.
Reach level 15 with a champion.
You've managed to slay Vetrar!
Recruit Raza the Wild
Play for 20 hours.
Win by casting the Spell of Making.
Win and have at least 3,000 population.
Win as Gilden.
Control 5 cities in a single game.
Get a city to level 5 in one game.
Play for 10 hours.
Design a unit.
Not since Peter MacNicol has one been slain!
Play for 5 hours.
Tap 10 resources in a single game.
You defeated a sovereign in battle!
You have captured an enemy city!
Buy an item from a shop.
Explore 10 goodie huts in a single game.
Reach level 5 with a champion.
You have defeated an army!
You killed a monster!
Your Fame has lead a hero to your cause.
Complete a quest.
All nations start with one.
You've managed to slay Abeix!
You've managed to slay Morian!
Awarded for completion of the Legendary Hero scenario.
Win by defeating all of your opponents.
Win by forging an alliance with all players.
Win by having the highest score by the turn limit.
Win as Pariden.
Win as Kraxis.
Win as Magnar.
Win as Resoln.
Win as Yithril.
Make 1000 gildar from selling items in shops.
Play for 100 hours.
Recruit Mausolos
Recruit Kasst
Recruit Tuatha
Recruit Gallowman
Recruit Nen Ratcatcher
Recruit Ascian
Win as Capitar.
Win as Umber.