Madden NFL 18 for Xbox One, powered by the Frostbite engine, brought major visual upgrades, new play styles (Arcade, Simulation, Competitive), the first-ever story mode (Longshot), and features like MUT Squads, with the Xbox One X version offering 4K resolution and HDR. Key aspects include playing realistic matchups in Play Now Live!, customizable gameplay, and a significant leap in realism with stadium details and player visuals.