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