Key Attribute: Intellect.

The Investigation skill represents a character's ability to gather information through careful observation, deduction, and analysis of clues and evidence. A high Investigation skill allows characters to unravel mysteries, follow leads, and reconstruct past events with accuracy. It is crucial for detectives, spies, scholars, and anyone who needs to uncover the truth behind puzzling circumstances. Successful use of this skill can reveal vital clues, expose deceptions, and shed light on complex cases.

You can use this skill to Perform an Investigation, and many traits exist that make use of it as well.