Here is the full list of all 39 Death end reQuest achievements.
View each and every possible outcome.
View Lydia's ending.
View Celica's ending.
View Lucil's ending.
View Clea's ending.
View Al's ending.
View Shina's ending.
Defeat a powerful enemy in the Pain Area.
Defeated countless enemies.
View Lily's ending.
Clear Chapter 11.
Defeat the final boss.
View the normal ending.
Collect 80 of the episodes.
Clear Chapter 10.
Clear Chapter 9.
Clear Chapter 8.
Clear Chapter 7.
Transform into Glitch Mode countless times.
Transform into Glitch Mode a handful of times.
Visit the Strain Area for the first time.
Clear Chapter 6.
Collect half of the episodes.
Clear Chapter 5.
Clear Chapter 4.
Learn 50 skills using Flash Drive.
Clear Chapter 3.
Clear Chapter 2.
Use a Summon for the first time.
Clear Chapter 1.
Use a Code Jack for the first time.
Perform a Flash Drive for the first time.
Rest in camp for the first time.
Switch over into the real world.
Use Install Genre for the first time.
Clear the Prologue.
Connect a Knockback combo with a party member for the first time.
Enter Glitch Mode for the first time.
Perform a Knockback for the first time.