The Zahl heavy cruiser was a Zahl starship class, a tier 6 heavy cruiser in service to the Zahl civilization from the 24th century. In the early 25th century, it became the heavy cruiser for the multi-species Krenim Coalition. The Zahl heavy cruiser was armed with temporal weaponry and systems. (VOY episodes: "Before and After", "Year of Hell, Part I", STO video game: The Iconian War [Year of Hell Lockbox])