Full list of all 32 Steven Universe: Unleash the Light achievements.
The base game contains 21 achievements, and there are 2 DLC packs containing 11 achievements.
Fully Level Up all of the Crystal Gems
Complete the game to 100%
Complete 10 battles with both Amethyst and Peridot in your party
Defeat three enemies at once with Lapis' Tidal Wave
Liberate the other Prisms
Unlock every Light Barrier in the Palace of Light
Unlock and visit every stage
Complete a secret Chapter
Defeat three enemies at once with Peridot's Self Destruct Robonoids ability
Protect your teammate from Demantoid
Use Peridot's teamwork ability to summon a loyal friend
Decipher the mysterious space message
Complete any Chapter 3 battle stage without using any items.
Establish Democracy in a formerly-conquered Gem colony. It's always important to vote!
Prevent the Prism Containment Chest from being stolen
Hit at least 6 enemies with one Shield Throw
Perform 10 Perfects in a row (without missing any perfect attacks or blocks)
Defeat 100 Light Constructs
Perform any fusion
Discover a secret room!
Learn the ropes!
Complete any run of the Black Hole chapter while wearing the CBF Badge the entire time
Complete the Black Hole chapter on all three difficulties
Collect a Rainbow Charm
Receive an "A++" Grade in the Black Hole Chapter
Defeat two or more enemies with a single use of Connie & Lion's Lion Charge ability
Fully rank up one character in Rose's Room
Complete every character's Magical Mission in Rose's Room
Complete a Magical Mission in Rose's Room without any characters being defeated
Complete a full Magical Mission in Rose's Room
Have a jam session with Steven and Greg