Mont St. Jean is the French name for the Battle of Waterloo, and the Prussians called this The battle of Belle Alliance. Read more information at BoardGameGeek website . Players: 1-2 Playing time: 350 min. Language: English Language dependence: low Note: This game came in 2 editions, an Expansion Kit edition and a Deluxe edition. For the expansion kit you must own La Bataille de Ligny and La Bataille des Quatre Bras as it only contains maps, special rules and background.