Spider-Man 2099, whose secret identity is Miguel O'Hara, first appeared in Spider-Man 2099 #1 (November 1992), created by writer Peter David and artist Rick Leonardi as part of Marvel Comics' 2099 imprint. An Irish-Mexican geneticist employed by the megacorporation Alchemax in the dystopian Nueva York of 2099, Miguel becomes disillusioned with corporate exploitation and attempts to recreate the powers of the legendary Spider-Man from historical records. Sabotaged by his superior, Tyler Stone—later revealed as his biological father—he suffers an accident that rewrites half his DNA with spider genetics, granting him extraordinary abilities and driving him to oppose Alchemax's oppressive rule as the futuristic Spider-Man.
Miguel possesses superhuman strength capable of lifting approximately ten tons under optimal conditions, along with enhanced speed, agility, reflexes, stamina, and durability. Distinctive traits derived from his genetic alteration include organic web-spinners in his forearms, retractable talons on fingers and toes for wall-crawling and combat, fangs that secrete a paralyzing venom, and accelerated vision enabling perception of events in slow motion, serving in place of a traditional spider-sense. A prodigy-level intellect in genetics and engineering, complemented by an advanced suit of unstable molecule fabric providing limited gliding and resistance to damage, further equips him to combat corporate threats and futuristic villains.
Significant character developments include the conclusion of his original series in 1996, followed by appearances in crossovers such as 2099: Manifest Destiny (1998). In 2013, during The Superior Spider-Man storyline, Miguel became stranded in the present-day Marvel Universe, leading to involvement in major events like Spider-Verse (2014–2015), where he allied with multiversal Spider-People against the Inheritors. Subsequent relaunches in the 2010s explored his return to 2099, complex family dynamics with relatives including half-brother Kron Stone (Venom 2099), and recent solo series confronting monstrous variants of classic Marvel horrors, reinforcing his enduring prominence in both futuristic and contemporary narratives.