While the Italian plumber has gone on to drive go-karts, play tennis, and even kill off a virus or two, the core appeal always comes back to the main adventure games where he is tasked with saving Princess Peach for the umpteenth time.
Who would have known that everyone's favorite pudgy plumber was also a M.D. Mario dons the white coat and all in this game as you manuever around medicine capsules of different colors to clear out the viruses found on the screen.
Sure, Pilotwings 64 was utterly forgettable, but Mario 64 was the first game that featured a three-dimensional environment wherein our favorite pudgy plumber in red overalls could romp around and jump on a goomba or two.
Designers got to work by analysing the 'flaws' of Nintendo's mascot, who when stripped to his basic elements is essentially a plumber that jumps on his enemies and slowly progresses through the mushroom kingdom.
In a newer home, you may be pretty sure about what you'll find behind the walls, but in an older building, some surprises may require the help of a plumber even after you've burned five or ten hours on the job.