Metroid Dread is a culmination of a storyline that began with the original game back in 1986, and provides some insight into Samus Aran's true origins. Although the threat of the Metroids begins in the original Metroid, and continues in Metroid II: Return of Samus and Super Metroid, Samus' character didn't get much development until Metroid Fusion and the beginning of the Metroid Prime series in 2002. Although Metroid Dread isn't the end of Samus' journey according to the series' producer, Yoshio Sakamoto, the revelations in the game provide answers to some long-standing mysteries about Samus' childhood.
In the original Metroid on the Nintendo Entertainment System, Samus was simply intended to be an avatar for the player, devoid of personality. Samus was only revealed to be a woman if the game could be completed in under five hours. The original Metroid instruction booklet actually contradicts a lot of what is canonically known about Samus, and even mistakenly refers to her with male pronouns in the English translation. Rather than wearing her wearing her iconic Power Suit, the Metroid manual claims she is a cyborg, her entire body surgically enhanced by robotic components.
Related: Metroid Dread Needed New Content, Not New Modes
Nintendo's original Metroid instruction booklet doesn't necessarily fit with the series' canon. As the series progressed, the characterization of Samus grew, and she was given a tragic backstory. Every mainline Metroid game before Dread is noticeably light on narrative, with the only exception being Fusion. The series instead focused heavily on its gameplay, for which it has become famous as a progenitor of the Metroidvania genre alongside the Castlevania games. Samus as a character wouldn't see
Read more on screenrant.com