Keen Eye (5e Feat)
From D&D Wiki
Your years of observation have taught you what to notice and when to notice them. You're one of the best at knowing what you're looking for. You gain the following benefits:
- Increase your Intelligence or Wisdom score by 1, up to a maximum of 20.
- You gain proficiency in either the Investigation or Perception skill. If you are already proficient in the chosen skill, you add double your proficiency bonus to checks you make with that skill.