In Dr. Mario for the NES, gameplay consisted “of dropping two-sided vitamin capsules into an eight-block-by-16-block playing field populated by viruses of three colors (red, yellow, and blue).” ScrewAttack takes a look back at this title after the break.

There are six types of capsules, differentiated by their color: red-red, yellow-yellow, blue-blue, red-blue, red-yellow, and blue-yellow. The player must rotate and position these capsules on top of and alongside the viruses and other capsules in an effort to eliminate the viruses