Abraham: Bitch Nuts
Assault, Hunter, and Shooter survivors have more health, and their attacks deal more damage.  The percentage increase for additional health and damage is dependent on the level of Abraham’s Bitch Nuts; the higher the level the greater the increases.

Rufus: Squirrel’s Courage
Your survivors have more health. When the Threat counter reaches zero, each of your survivors gains a Charge Point. The percentage increase for additional health is dependent on the level of Rufus’s Squirrel’s Courage; the higher the level the greater the increase.

Governor: Only the Best
The amount of Supplies or XP, and the chance of receiving higher-level equipment from crates after a mission is increased by X%. The percentage increase is dependent on the level of the Governor’s Only the Best; the higher the level the greater the increases.