Rock Star Tuna Kush Strain is a new kind of strain and it is making waves in the industry. It is an offspring of two other classic strains, Rockstar and Tuna Kush. Tuna Kush It is a heavyweight strain that comes with a significant hit. However, its burnout is easy and light. The smoke produced is rich in kush flavor but it does not leave any unpleasant aftertaste. It is a balanced hybrid with 60% Indica and 40% Sativa. Meanwhile, it comes with up to 26% THC level.