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