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, Teenage Mutant Ninja Turtles and Rěnzhě Guī OL and as both his human and mutation forms in Teenage Mutant Ninja Turtles Legends.
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