1. Super Mario Bros. 3

The white blocks
Developed by Nintendo

Designed by Shigeru Miyamoto and Takashi Tezuka

Reason for inclusion:
In addition to the usual secrets that come just from being a Super Mario game, the third game in the series has some amazingly obscure things to find. If it weren’t for Nintendo of America’s own player’s guides from the time we would probably have never found the Magic Note Blocks, treasure ships or white mushroom houses, let alone the special properties of white background blocks and how they could be utilized to find a Warp Whistle.

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