Rocksteady Biographical information Home Russia, EarthNew York City Ethnicity Russian Abilities Brute strengthWeapons expertiseSuper-durability Weapon(s) of choice HammerGatling gun Occupation Arms Dealer (formerly) Shredder's henchman (current) Affiliation Foot Clan Physical description Species Mutant RhinocerosFormer Human Gender Male Hair color Formerly blond Out of universe information Publisher Nickelodeon First appearance Teenage Mutant Ninja Turtles: Portal Power Voiced by Fred Tatasciore Teachers and Students [Source] Formerly a Russian arms dealer, Ivan Steranko became the mutant rhinoceros known as Rocksteady. Steranko appears as Rocksteady in Teenage Mutant Ninja Turtles: Portal Power and as both his human and mutation in Teenage Mutant Ninja Turtles Legends. Contents 1 TMNT Legends Bios 1.1 Steranko 1.2 Rocksteady 2 See Also TMNT Legends Bios Steranko A shady Russian arms dealer and collector with one glass eye, Steranko sells Shredder a missile launcher. He returns later to steal Shredder's helmet, the Kuro Kabuto. Rocksteady See Also Character Gallery: Rocksteady Appearances of Rocksteady Retrieved from "https://turtlepedia.fandom.com/wiki/Ivan_Steranko_(2012_video_games)?oldid=562046" Categories: Male characters Rhinoceroses Foot Clan (2012 video games) Mutants (2012 video games) Antagonists (2012 video games) Human-born mutants Merchants Thieves Businesspeople Community content is available under CC-BY-SA unless otherwise noted.