Here is the full list of all 10 The Great Fantasy Struggle achievements.
Build Graveyard of Crematory
Build Slave Square or Animal Fair
Capture locations Land of Chill and The Great Desert in one game
Capture locations Frozen Sea and Warm Sea in one Game
Build Altar or Shrine
Capture opponent’s main location
Win the game for the first time
Capture any location by peace
Complete game campaign, playing as Manufactus the Dark Demon
Complete game campaign, playing as Gerberion the Wizard of Light