Your well-trained eye can detect the slightest hint of magic, granting you the following benefits.
Detect Latent Magic
As a Magic action, you can sense if a spell was cast within 30 feet of yourself within the last 24 hours and what spell was cast.
See Invisibility
You see creatures and objects that have the Invisible condition. You can also see into the Ethereal Plane. Creatures and objects there appear ghostly.