Here is the full list of all 32 Dynasty Warriors: Strikeforce achievements worth 1,000 gamerscore.
Gained all achievements.
Collected all Treasures.
Used all Card Tactics.
Collected all Officer Cards.
Collected all Chi Skills.
Collected all Weapons.
Completed all Quests.
Collected all Orbs.
Completed Wei's Story.
Collected all Legends.
Completed Shu's Story.
Upgraded all City Facilities to maximum.
Completed Chapter 6 in any Story.
Completed Wu's Story.
Reached Level 50.
Traded Officer with another player for the first time.
Issued first command to Allied Officer.
Completed Chapter 4 in any Story.
Completed Chapter 3 in any Story.
Completed Chapter 2 in any Story.
Completed Chapter 1 in any Story.
Made first weapon.
Used first Card Tactic.
Acquired first Chi Skill.
Made first Orb.
Powered up first weapon.
Completed first online Quest.
Defeated first Weaponry.
Connected to Online City for the first time.
Completed first Quest.
Defeated first Officer.
Defeated first rank and file soldier.