Here is the full list of all 44 Warriors Orochi 3 Ultimate achievements worth 1,000 gamerscore.
Accomplished all of the Achievements in the game.
Unlocked Yinglong as a playable character.
Obtained all of the Strategy Cards in the game.
Made it through 50 Survival battles in Duel Mode.
Obtained all of the Mystic Weapons.
Cleared the stage "Battle of Itsukushima" in Story Mode.
Played a match online or with another player for the first time in Duel Mode.
Found Kyūbi's nine tails and defeated them.
Performed all of the special Triple Rush attacks.
Used a special Triple Rush attack.
Used the Craft command 100 times.
Completed all of the requests within Gauntlet Mode.
Performed a Formation Attack in Gauntlet Mode.
Cleared the stage "Rescue of the Mystics" in Story Mode.
Changed the color of an officer's costume.
Cleared all of the stages within Gauntlet Mode.
Unlocked all of the playable characters within Gauntlet Mode.
Defeated 10,000 enemies.
Cleared 5 straight stages in Gauntlet Mode.
Maxed out the Bonds with one of the following officers: Momiji, Kasumi, Sterkenburg or Sophitia.
Promoted a single officer a total of 3 times.
Cleared Gauntlet Mode for the first time.
Used the Craft command for the first time.
Summoned an ally for the first time in Gauntlet Mode.
Completed a request for the first time in Gauntlet Mode.
Defeated an Otherworld Invader in Gauntlet Mode.
Cleared the stage "Revenge of the Fox" in Story Mode.
Cleared the stage "Escape from the Mystic Realm" in Story Mode.
Found Kyūbi's tail and defeated it for the first time in Story Mode.
Cleared the stage "Showdown at Odawara Castle" in Story Mode.
Cleared the stage "War against the Serpent King" in Story Mode.
Obtained a Mystic Weapon for the first time.
Cleared the stage "The Imprisonment of Tamamo" in Story Mode.
Unlocked Momiji, Kasumi, Sterkenburg and Sophitia as playable characters.
Played Survival for the first time in Duel Mode.
Performed a mounted True Triple Attack.
Changed your character's battle style.
Cleared a battlefield in Musou Battlefields for the first time.
Cleared a stage for the first time in Gauntlet Mode.
Used an aerial Special Attack.
Used a Strategy Card for the first time in Duel Mode.
Played a match against the CPU for the first time in Duel Mode.
Used a True Musou Burst.
Obtained a Scroll of Enlightenment.