Cheats used (USA Version):
Always Star Mario:
1208B350 0000027C
Hyperspeed:
94000130 FFEF0000
021B6A90 0000FFFF
D2000000 00000000
D2000000 00000000
Start level as Blue Shell Mario:
2208B324 00000005
Levitating Mario:
9208B3F4 FFFD0002
920CA880 00000000
021B6AB0 00004000
D2000000 00000000
9208B3F4 FFFE0001
920CA880 00000000
021B6AB0 00004000
D2000000 00000000
Giant size Mario:
221B6ACD 00000064
221B6AD1 00000064
221B6AD5 00000064
Infinite fireballs:
02129480 00000000
Start level as Fire Mario (I had to use this cheat to defeat Bowsy):
2208B324 00000002
HOW TO USE CHEATS (tutorial):
https://youtu.be/PcwSxZ7sQoE