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