Rise of the Tomb Raider · Brawler skill
Thick-Skinned
Thick-Skinned reduces damage from enemy gunfire and melee attacks. Its effect is cumulative with Heart of Stone, another Brawler skill.
How it works
The guide lists no prerequisite for Thick-Skinned and places it in Brawler tier I. It describes protection against gunfire and melee attacks, and says the effect is cumulative with Heart of Stone, listed in tier III. The passage gives no numeric reduction amount.
Read the supporting references
Check the edition and source version for patch-specific details. Guide methodology.