Alter ego of Prowler in the Ultimate Marvel continuity.
A burglar and career criminal, his brother and former partner in crime would reform and become a police officer, while Aaron delved deeper into lawlessness. Under orders from Roxxon, he stole tech from Osborn Industries. While doing so, a radioactive spider would crawl into his bag and eventually bite his nephew, Miles Morales.
He became popular with his appearance in 2018's Spider-Man: Into The Spider-Verse