Here's my Top 10 list
1: the games from Super Mario All Stars + Super Mario World (it was the first mario game i played, i first played it when i was 4-5 years old)
2: New Super Mario Bros Wii (i used to play it with my stepfather, he is deceased now)
3: Paper Mario series
4: Mario and Luigi: Bowser's Inside Story
5: Yoshi's island and other Yoshi Games
6: The Invasion (SMBX Episode)
7: Many SMW hacks (except Kaizo, because i suck at Kaizo hacks, but i like watching people playing kaizo hacks)
8: Many Boss Rush SMBX Episodes (yes i love Boss Rush episodes)
9: Super Mario Kart games
10: The E-Reader Card levels from Super Mario Advance 4 : Super Mario Bros 3
Now i want you all to say what Mario Games and SMBX Episodes/Levels are your favorites!