Here is the full list of all 48 Dynasty Warriors 8 Empires achievements worth 1,000 gamerscore.
Viewed all of the events that can be watched in the Gallery.
Created a Kingdom comprised entirely of your sworn siblings, spouses and children.
Made all famous officers into your subordinate officers.
Used any custom character to defeat all of the famous officers.
Be appointed as a Strategist for the first time.
Defeated more than 10,000 enemies using just Stratagems.
Got recruited as a Marshal or Strategist from being a Free Officer.
Had a total of at least 5 children.
Rose in rebellion and became Ruler.
Took part in "Battle of Chibi - Allied Forces" & had Zhuge Liang's "Southeast Wind" strategy work.
Used at least 100 Stratagems.
Had at least three officers declare their love for you in a single lifetime.
Completed a Quest and deepen your friendship with your Ruler.
Used a Stratagem to change the weather.
Fought your way into enemy territory alone and defeat an officer.
Performed a betrayal for the first time.
Obtained virtue of "Pure Evil."
Obtained at least 100 weapons.
Obtained at least 30 items.
Cleared any scenario on the "Chaos" difficulty.
Viewed any of the endings using a custom character.
Had a subordinate officer abandon you for the first time.
Had a child for the first time.
Built at least six of the same facility.
Obtained virtue of "Saint."
Won a battle with significantly less allied forces than enemy ones.
Be appointed as a Marshal for the first time.
Got married for the first time.
Professed your love for someone or had someone confess their love for you for the first time.
Received a weapon or item as a gift for the first time.
Obtained 20 officers in your own Kingdom.
Built a facility for the first time.
Swore a sworn sibling oath for the first time.
Fought and win a stage in spring, summer, fall and winter.
Completed four Battle Objectives in a single battle.
Completed a Strategy Objective for the first time.
Succeeded your superior's position for the first time.
Became a Ruler for the first time.
Raised the banner of your own Kingdom for the first time.
Won a battle with more than 90% of your total forces remaining.
Captured 10 or more bases during a single battle.
Stopped a Large Scale Stratagem being prepared by the enemy.
Completed your first mission.
In Edit Mode, created at least one officer, banner, warhorse and soldier.
Accomplish all of the achievements in the game.
Complete all lifestyles.
Achieve all titles.
Execute all Strategy Commands at least once.