<p>Dr. Mario is a 1990 action puzzle video game produced by Gunpei Yokoi, designed by Takahiro Harada, and features a soundtrack composed by Hirokazu Tanaka.</p> <p>A falling block puzzle game, the player’s objective is to destroy the viruses populating the on-screen playing field by using coloured vitamin capsules that are tossed into the field by Mario, who assumes the role of a doctor. The player manipulates the capsules as they fall, with the goal being to align similar colours which removes the viruses. The player progresses through the game by eliminating all the viruses on the screen in each level.</p>