Here is the full list of all 58 World of Final Fantasy Maxima achievements worth 1,000 gamerscore.
Obtained every achievement.
Cleared all Time Attacks in the Coliseum.
Defeated every last opponent in the Coliseum.
Mastered 100 Mirage Boards.
Recorded every last Mirage in the Mirage Manual.
Defeated the enhanced Brandelis.
Impressed Enna Kros.
Found the secret area in every dungeon.
Defeated every last murkrift Mirage.
Opened every last treasure chest.
Defeated Garland.
Defeated the Immortal Dark Dragon.
Defeated the Cogna known as XG.
Braved and completed the new dungeons that appeared.
Acquired all Champion Jewels.
Fished up Leviathan.
Completed every last intervention battle.
Reached the true ending.
Fulfilled the requests of every last townsperson in need.
Added Tamamohimé to your roster.
Recorded an inconceivable number of Mirages in the Mirage Manual.
Joined forces with Shivalry to defeat the Golden Flan.
Brought all seven of the Pleiad back in line.
Reached an ending.
Chastised the fugitive Ifreeta.
Completed 30 intervention battles.
Defeated the Quacho Queen with one of Lann’s attacks.
Defeated the Undead Princess 10 times.
Defeated the Princess Goblin using the Warrior of Light's Champion Medal.
Defeated Ultros in Tometown.
Teamed up with Gilgamesh to stop the Bahamutian soldier.
Learned the location of Castle Exnine.
Cleared the sky of uncountable einhänders.
Reached the final chamber of the Nether Nebula in record time.
Won many times in Sandstalker.
Thwacked a whole bunch of cactuars in a single thrashing.
Obtained every last Champion Medal.
Found all of the keys from the Crimson Prophecy.
Battled 500 times.
Recorded a huge number of Mirages in the Mirage Manual.
Completed 10 intervention battles.
Defeated 30 teams at the Coliseum.
Mastered your first Mirage Board.
Opened 100 treasure chests.
Found the first key from the Crimson Prophecy.
Got to the bottom of the “phenomenon” at the Coliseum.
Recorded a large number of Mirages in the Mirage Manual.
Cleared your first Time Attack in the Coliseum.
Acquired your first Champion Jewel.
Defeated your first murkrift Mirage.
Battled 100 times.
Won your first Coliseum battle.
Completed your first intervention battle.
Obtained your first Champion Medal.
Repelled the Bahamutian Army.
Fulfilled a townsperson’s request for the first time.
Imprismed your first Mirage.
Arrived in Grymoire.