Each of it's 10 levels increases headshot damage and chance to dismember. It's split into three subcategories with various perks related to weapon damage increase, general perception perks and scavenging.
"You are pretty oblivious in the perception department. Deal 200% head shot damage and have 5% chance to dismember with rifles, explosives, and spears."
|Level||Headshot damage (%)||Dismember Chance (%)|
This category has the following 3 subcategories, out of 3 total.