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1. Super Mario Bros. 2 was based on Yume Kojo: Doki Doki Panic, which had a traditional Japanese theme
2. Yoshi was a playable character in Super Mario World
3. Wario was initially the final boss of a Mario game
4. Endless stairs debuted in Super Mario 64
5. Toadette was created simply as a female companion of Toad
6. The idea of lighthouses in Bowser's fury originated from Super Mario Sunshine
7. F.L.U.D.D was invented by Professor E. Gadd
8. The first playable in Super Mario 64 DS is Yoshi
9. Super Mario 3D Land was criticized by PETA for usage of animal skin
10. You need to hurry in every stage of New Super Luigi U
11. There is a pixelated Kirby in Super Mario 3D World
12. Pauline appeared in a Super Mario series game prior to 2017
13. There is a Luigi's Mansion game where Mario is playable
14. Mario appeared at the closing ceremony of 2016 Rio de Janeiro Olympics
15. The iconic song of Super Mario Bros. Wonder is sung by Piranha Plants