: Only about 12 levels are identical to the NES version. The rest are either modified or pulled from the much harder Japanese sequel.

: The arcade version used a different palette; if played on an unoptimized emulator, the colors might look "inverted" or muddy. The GoodNES 3.14 set ensures you have the correct file version to avoid these graphical glitches. System titles?

: Since it was an arcade cabinet, the game prioritized score-tracking and limited "continues" to keep players feeding the machine. The Role of GoodNES 3.14

Vs Super Mario Bros Vsnes Goodnes 314 Upd |top| -

: Only about 12 levels are identical to the NES version. The rest are either modified or pulled from the much harder Japanese sequel.

: The arcade version used a different palette; if played on an unoptimized emulator, the colors might look "inverted" or muddy. The GoodNES 3.14 set ensures you have the correct file version to avoid these graphical glitches. System titles?

: Since it was an arcade cabinet, the game prioritized score-tracking and limited "continues" to keep players feeding the machine. The Role of GoodNES 3.14