Given that Nintendo's Super Mario Bros - the most successful interactive outing ever with over 40 million copies sold - is, essentially, the original casual game, it's surprising that desktop fans haven't seen more activity on this front.
Thankfully, Realore Studios are hoping to remedy the situation by bringing happy-faced terrapin mascot Ozzy back for more keyboard-mashing fun in upcoming jump-n-run romp Turtle Odyssey 2!