Here is the full list of all 56 Eador. Masters of the Broken World achievements.
Conquer a shard after winning 10 fights on the Arena.
Construct all possible buildings in the stronghold.
Conquer a shard after constructing all available buildings in the stronghold.
Forge an alliance with the centaurs.
Encounter Magnus.
Encounter the Nameless.
Conquer a shard after looting 10 locations with dragon guards.
Encounter Ranadil.
Construct magic school of fourth tier.
Encounter Adrageron.
Conquer a shard after gathering at least one set of 4 or more items.
Encounter Dorikos.
Forge an alliance with the halflings.
Forge an alliance with the goblins.
Forge an alliance with the orcs.
Encounter Erdu.
Encounter Herskil.
Encounter Ul-Dagan.
Forge an alliance with the dwarves.
Encounter Dariol.
Forge an alliance with the elves.
Encounter L'Anshar.
Slay a dragon.
Encounter Stenriya.
Destroy the guards of a store in province.
Forge an alliance with the lizardmen.
Conquer a shard without losing any units serving in the heroes' armies.
Encounter Oumm.
Capture a shard in less than 45 turns.
Encounter Vianta.
Fight off an attack by another Master against your shard.
Encounter Doh-Gor.
Encounter Beleth.
Lose a battle for the shard due to an uprising in your capital province.
Summon over 50 skeletons or zombies in a battle for the shard.
Conquer a shard after exploring over 1000% of uncharted land across the provinces.
Survive with a hero the annihilation of his army.
Resurrect a slain hero.
Reach 20th hero level.
Encounter Oinor.
Capture your first shard.
Conquer a shard without losing any battles involving the heroes.
Conquer a shard after unveiling the entire map.
Begin your first siege.
Reach 10th hero level.
Capture over 50% of provinces on a shard.
Receive medal with a unit.
Explore a province to 100%.
Conquer your first province.
Earn first hero level.
Win your first tactical battle.
Talk to Zarr in the Astral.
Finish the game with «Destroy all life» ending.
Lose the campaign to Chaos invasion.
Conquer a shard after plundering over 1000 gold from the provinces.
Eador remembers.