Here is the full list of all 17 Chronicles of a Dark Lord: Rhapsody Clash achievements.
Complete Easy Mode
Complete Normal Mode
Complete Hard Mode
Complete Chaotic Mode
Achieve a Max Score of 100
Achieve a Max Score of 200
Achieve a Max Score of 300
Achieve a Max Score of 400
Achieve a Max Score of 500+
Achieve a Max Combo of 10
Achieve a Max Combo of 20
Achieve a Max Combo of 30
Achieve a Max Combo of 40
Achieve a Max Combo of 50+
Achieve a Max Combo of 100+
Achieve a Max Score of 1000
Complete the Tutorial