Spelunker

You have spent extensive time in the darkness of caves, deep forests, murky waters, or other dark and shadowy places of the world. You gain the following benefits:

• Increase an ability score of your choice by 1, to a maximum of 20.
• You can sense objects and creatures within 5 feet of you, even if they are invisible or make no sound.
• You can’t become lost in subterranean, deep oceanic, or deep forest environments, except by magical means.