"Dual Destinies" introduces the "mood matrix", through which the player can gauge the emotions of a witness, such as tones of anger when mentioning certain topics; if the player notices a contradictory emotional response during testimony, they can point out the discrepancy and press the witness for more information. "Dual Destinies" also introduces "revisualization", where the player reviews vital facts and forms links between evidence to reach new conclusions. "Spirit of Justice" introduces "divination séances", in which the player is shown the memories of victims moments before their deaths, and must find contradictions in the victim's five senses to determine what has happened. "Professor Layton vs. Phoenix Wright: Ace Attorney" introduces simultaneous cross-examinations of multiple witnesses, with the player being able to see and hear reactions from the different witnesses to the testimony and using this to find contradictions. "Dai Gyakuten Saiban" introduces "joint reasoning", where the player finds out the truth by pointing out when their investigative partner Sherlock Holmes takes his reasoning "further than the truth".