Full list of all 45 Phantom Dust achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox One.
Use at least one skill from each school
Build your first custom arsenal
Beat a mission without missing a single attack skill
Unlock all the memory boxes
Complete a mission with 1 hitpoint remaining
Own at least one of each arsenal case type
Complete the "Fire of Gehenna" mission without taking damage
Take less than 5 points of damage when first meeting Freia
Reach Chapter 2 in less than 30 minutes
Defeat The Abundance of Memory
Defeat The Abundance of Memory without retrying
Defeat Carcino
Defeat Carcino without retrying
Defeat Chapter 4 boss
Defeat Chapter 4 boss without retrying
Defeat Thalasso
Defeat Thalasso without retrying
Defeat Freia
Defeat Freia's forms without retrying
Defeat Mimic, Edgar, Freia and Freia's final forms without retrying. Incredible!
Complete the campaign.
Win a game of Battle Royale
Win a match of One on One.
Win a match of Tag Team with a friend.
Win a match of Tag Team when you are the only one alive on your team
Successfully use defenses against at least 5 incoming attacks in one match
Revive (or be revived) twice during a single Tag Team match
Win a match while playing as a monster
Collect all the cooking recipes (Memory boxes 139, 140, 141)
Complete all the post-finale missions
Read every memory box
Do more than 20 damage to an enemy with one attack
Pick up at least 26 capsules in a single match
Spend 30 minutes (cumulative) in the arsenal editor
Win a match with a single-school Ki arsenal
Win a match with a single-school Optical arsenal
Win a match with a single-school Faith arsenal
Win a match with a single-school Psycho arsenal
Win a match with a single-school Nature arsenal
Spend more than 15 minutes playing Phantom Dust missions
Play on every multiplayer map at least once
Win a match with a three-school arsenal
Create a custom name for an arsenal
Have a buff or debuff on yourself greater than +5 or -5 respectively in a single match
Cumulatively purchase 50 junk packs across campaign or multiplayer