Success on a [[03-Mechanics/6-Ability Scores/Perception|Perception]] check allows an adventurer to catch signs of creatures lurking in the shadows. - **Critical Failure.** The adventurer’s misplaced focus distracts them from danger. While the adventurer is performing this activity they do not add their [[03-Mechanics/6-Ability Scores/Proficiency Bonus|Proficiency Bonus]] or ability modifier to initiative rolls. - **Failure.** The adventurer overlooks the obvious, suffering a –2 penalty to [[03-Mechanics/6-Ability Scores/Perception|Perception]] and [[03-Mechanics/6-Ability Scores/Investigation|Investigation]] checks. - **Success.** The adventurer’s *passive Perception* score increases by 5 for the purposes of locating hidden creatures, but they suffer a –2 penalty to spot traps and treasure. - **Critical Success.** In addition to the benefits of a success, the adventurer and their party members gain an expertise die to their initiative rolls.