Marngrook is a traditional Indigenous Australian game that is believed to have influenced the development of Australian rules football. Played by various Aboriginal groups, it involves a ball made from a stuffed kangaroo skin, which players kick and catch while running in an open field. The game emphasizes skill, teamwork, and agility. The name "Marngrook" comes from the Gunditjmara language, meaning "game ball." It is often played during gatherings and celebrations, serving as a social activity that strengthens community bonds. The game showcases the rich cultural heritage of Indigenous Australians and their connection to the land.