The fantasy world in Criminal Dissidia shows users the adventures of heroes who are forced to defend their own city from mutants and various monsters. The game is made in the genre of deck-building role-playing adventure, where there are elements of roguelike. The character will move around the isometric map with a top view, talk with secondary NPCs, receive and complete tasks, and fight various opponents. Dialogues and cut-scenes are made in the form of a visual novel, drawn in anime style.