ESWAT: City Under Siege is an engaging action game for Mac, where players assume the role of a police officer tasked with eliminating a wave of criminals threatening a futuristic megalopolis. Equipped with a service weapon for initial confrontations, players must develop quick reflexes to overcome the early wave of enemies. As the game progresses, the challenge escalates, necessitating the use of a cyber suit that enhances protection and firepower against tougher foes, including soldiers and robots.

This version of ESWAT diverges from the traditional arcade layout, offering a more platform-oriented experience with non-linear levels. The game features a unique blend of strategy and action, as players navigate through diverse environments while adapting to the evolving threat of crime. The shift from typical urban settings to a futuristic backdrop adds depth and excitement to the gameplay.