Here is the full list of all 52 Immortal Realms: Vampire Wars achievements.
Use a Tier 1 unit to do the killing blow against an enemy Tier 3 unit
Tutorial Finished
Win a battle without loosing a single unit.
Surround an enemy unit from all four sides
Claim a total of 100 Provinces.
Complete all missions in the Dracul Campagin
Complete Act I of the Dracul Campaign
Complete Act II of the Dracul Campaign
Complete Act III of the Dracul Campaign
Complete Act IV of the Dracul Campaign
Complete all missions in the Nosfernus Campagin
Complete Act I of the Nosfernus Campaign
Complete Act II of the Nosfernus Campaign
Complete Act III of the Nosfernus Campaign
Complete Act IV of the Nosfernus Campaign
Complete all missions in the Moroia Campagin
Complete Act I of the Moroia Campaign
Complete Act II of the Moroia Campaign
Complete Act III of the Moroia Campaign
Complete Act IV of the Moroia Campaign
Complete all the Campaign missions
Play 50 kingdom mode cards
Play 250 kingdom mode cards
Play 1000 kingdom mode cards
Win a sandbox map
Use clairvoyance to reveal an enemy army
Fill up all itemslots on one general
Take over every single region on a KM map
Consume a total of 100 population by feeding on Cities and Villages
100 units killed in battle
Use Sacrifice card 50 times
Win a battle with only your General left alive
Purchase 100 cards from Libraries
Use any Portal building 25 times.
Purchase 25 units from Prisons
Use a Wishing Stone 25 times
Hold every Ritual Site on any Sandbox map
Have the Max amount of allowed Lords in Sandbox
Win a Warmont Sandbox as any Clan
Win a Kreya Sandbox as any Clan
Win a Esain Sandbox as any Clan
Win a Mourterra Sandbox as any Clan
Win a Warmont Sandbox as all Clans
Win a Kreya Sandbox as all Clans
Win a Esain Sandbox as all Clans
Win a Mourterra Sandbox as all Clans
Win a battle with only one unit surviving.
Win a fight without your lord receiving any damage
Win a battle while having at least 8 units survive the battle
Trigger the Overkill keyword effect 3 times on one units turn
Heal 200 health from the Lifesteal keyword in one battle
Gain 30 Mana from the Soul Trap keyword in one battle