What is MX4D? MX4D® Motion EFX Theatre, the newest evolution in the 4D cinema experience, provides a totally immersive environment, where you actually "feel" the action on the screen from the built-in motion and effects in the seats and theatre around you. WHY SHOULD I SEE A MOVIE IN MX4D®? MX4D® is the future of cinema. Enjoy the adrenaline rush as your MX4D® seat rolls and tilts in a heart-pounding car chase. Immerse yourself in a sea-faring scene with fog, wind, and the scent of ocean air. Yo