65		Super Spy (Windows, 1996)
61		Secret Files: Tunguska (Windows, 2006)
61		Secret Files 2: Puritas Cordis (Windows, 2008)
61		Shtyrlitz (Windows, 2000)
60		Diabolik: The Original Sin (Windows, 2009)
60		A Stroke of Fate: Operation Valkyrie (Windows, 2009)
60		The Low Road (Windows, 2017)
60		Mata Hari (Windows, 2009)
60		Tony Tough 2: A Rake's Progress (Windows, 2006)
60		Undercover: Operation Wintersun (Windows, 2007)
60		The Mystery of the Druids (Windows, 2001)
56		Teen Agent (DOS, 1995)
50		Teen Agent (Windows, 2009)
40		A Stroke of Fate: Operation Bunker (Windows, 2009)

Notes: Games similar to Agent XXL und das Geheimnis der Quadrate, Games like Agent XXL und das Geheimnis der Quadrate, Westka Interactive GmbH, Alfred Ritter GmbH & Co. KG, DOS, Adventure, Graphic Adventure, Puzzle elements, Spy, Espionage, 3rd-person, Other, PC, Game Similarities.