Here is the full list of all 43 Record of Agarest War Zero achievements worth 1,000 gamerscore.
Defeated 10,000 enemies.
Engaged in 2,500 battles.
Combine monsters 100 times.
You have all the titles. Good work!
Try and get a hit count of 650.
Enhanced items over 5,000 times.
Completed the monster picture book.
Dealt 10,000,000 points of damage.
You have more than 100 titles.
Encountered the worst enemy.
Defeated the four types of hidden monsters.
Successfully executed a distinctive Special Art.
Nope, he did it again.
Went shopping 500 times.
Sold 1,000 items.
Unlocked all profiles.
Cleared the digest route.
Changed Ellis's appearance.
Defeated the monstrous Decimal. Haven't eaten him yet, though.
Earned 10,000 TP.
You have visited the hot springs.
Successfully executed a Special Art.
Cleared all the hidden dungeons.
Cleared Generation 2.
Saw the true ending.
You have visited the beach.
Changed your class.
Created a marionette.
Overkilled 500 enemies.
Cleared Generation 1.
You reached the end of a generation with at least one woman completely in love with you.
Combined monsters.
Captured a monster.
Converted an item.
Got your first title! Keep it up and earn some more.
Your luck has exceeded 50.
Your intelligence has exceeded 50.
Your agility has exceeded 50.
Your vitality has exceeded 50.
Your strength has exceeded 50.
Earned 25,000,000 EP.
Earned 25,000,000 G.
Defeated an opponent with an Overkill.