Headbanger Auto (Sour Diesel x Biker Kush) from Karma Genetics was crossed with Magnum Auto make this high THC auto-flowering Sativa Hybrid. She took 3rd place at the 2013 High Times Cannabis Cup in the Sativa Category. If you like Sativa strains, this is a must-have. The high potency of this strain makes it a great choice for extracts. Headbanger Auto is good for pain, stress or insomnia. Also good for PTSD, ADD and ADHD.