Difficulty Class

Some checks are made against a Difficulty Class (DC). The DC is a number (set using the skill rules as a guideline) that you must score as a result on your skill check in order to succeed.

Table: Difficulty Class Examples
Difficulty (DC) Example (Skill Used)
Very easy (0) Notice something large in plain sight (Spot)
Easy (5) Climb a knotted rope (Climb)
Average (10) Hear an approaching guard (Listen)
Tough (15) Rig a wagon wheel to fall off (Disable Device)
Challenging (20) Swim in stormy water (Swim)
Formidable (25) Open an average lock (Open Lock)
Heroic (30) Leap across a 30-foot chasm (Jump)
Nearly impossible (40) Track a squad of orcs across hard ground after 24 hours of rainfall (Survival)