Here is the full list of all 56 Chroma Chronicles achievements.
Get your first win as Luna
Get your first win
Get your first win as Klay
Get your first win as Jade
Spend all your gold in a shop
Win a journey by going to the 5th match
Win a match by activating spell book to defeat your opponent
Upgrade a card to diamond
Proc 5 armors
Activate 5 relics
Curse an opponent for 5
Apply 5 cut to an opponent
Apply 5 frostbite to an opponent
Gain 5 chroma
Upgrade 5 cards in the shop
Add 5 fireballs to your hand
Heal 5 HP
Punish an opponent for 5 damage
Reveal 2 cards from your opponents hand
Refresh your relics for 3
Disable 2 equipments
Hit an opponent with 5 cards
Block 5 cards
Inflame cards for 10
Reach 10 games on Jade
Reach 10 games on Klay
Reach 10 games on Luna
Perfect block 5 cards in 1 turn
Have a hand filled with diamond tier cards
Win a journey without taking any damage
Temper a card from bronze to diamond
Get a total of 100 chroma in a match
Deal perfect lethal damage dropping enemy HP to 0
Deal damage to opponent equal to their max HP in 1 turn
Kill an opponent with cut on their turn
Activate 5 or more relics in a single turn as Luna
Win a journey after losing the first 2 matches
Win a match while at 1 HP
Hit an opponent for 200 or more damage with a single card
Generate 8 quick
Activate a Diamond Wild Stampede to kill your opponent
Use Forging Flames to temper 3 cards in 1 turn
Proc a Diamond Loyal Steed with a Diamond Halberd
Hit silver rank
Hit gold rank
Hit platinum rank
Hit diamond rank
Hit chromatic rank