Barbarian

Barbarian is a perk in Fallout 4, Fallout 76, and Fallout 2d20.

Fallout 4
It has 10 ranks, each received by reading 10 different issues of Grognak the Barbarian.

Effects
Increases Critical Hit damage incremental by +5% when attacking unarmed or with melee weapons.

Effects
Barbarian is a perk in the Nuclear Winter battle royale mode.
 * Nuclear Winter

Fallout 2d20
Physical Damage Resistance increases on all hit locations based on Strength. Wearing Power Armor nullifies the bonus.

Bonus table
Barbar Bárbaro Barbare Варвар