Here is the full list of all 10 On Dark Terms achievements.
Complete the Training Mode
Reach Level 50
Complete Chapter 1 of the story
Attune all 4 Energies in the Amusement Park on Hard Mode.
Attune all 4 Energies in the Library on Hard Mode.
Attune all 4 Energies in the Mall on Hard Mode.
Attune all 4 Energies in the Mansion on Hard Mode.
Attune all 4 Energies in the Museum on Hard Mode.
Attune all 4 Energies in the Office on Hard Mode.
Survive a hunt at 100 Activity Level on Normal Mode.