“You are more alert outdoors and enemies are less likely to sneak up on you. With this Perk you get a +3 to your perception in random encounters when determining placement.”— Fallout 2 In-game description
Fallout: The Roleplaying Game
When spending action points on a skill test for extra d20s, a single d20 may be re-rolled for free. Additionally, taking this perk locks Daring Nature from being taken.