How about one of the hardest NES games ever made Ninja Gaiden : r/nostalgia

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Ninja Gaiden trilogy for the NES were among the hardest games of all time, This Nov. 1991 review from EGM proves those guys were INSANE. : r/gaming

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Teenage Mutant Ninja Turtles (1989), NES Game

Ninja Gaiden - NES Retro Gaming Review **The hardest NES game EVER?**

35 years ago I finally bought my own NES. Here are my top 5 games. : r/nes

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Is Ninja Gaiden the hardest game ever? - Quora

Ninja Gaiden III: The Ancient Ship of Doom (NES, Family Computer) (gamerip) (1991) MP3 - Download Ninja Gaiden III: The Ancient Ship of Doom (NES, Family Computer) (gamerip) (1991) Soundtracks for FREE!