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