Deep Delver Utility 6Cavern Lore
Your talent for exploring caves gives you the edge needed to overcome unexpected challenges.
Free Action Personal
Trigger: You fail an Acrobatics, Athletics, Endurance, or Perception check while underground.
Effect: You make a Dungeoneering check and use its result instead.
Published in Into the Unknown: The Dungeon Survival Handbook, page(s) 13.