Super Bros. 9

Super Bros. 9 is a hack of Adventure Island II. It was likely released in June 1992 as the original PCB has 920618 printed on it.

Overview
Master Higgins' sprites are replaced with Mario's (based on his Super Mario Bros. 3 sprite). Mario starts with 10 lives instead of 3. The player can select between worlds from the button combination: Right + Left + Right + Left + A + B + A + B.

Super Mario World 9
Super Mario World 9 is a re-release and variant of Super Bros. 9. Its title screen was changed and gives a copyright date of 1996.