Gith's Gift of Scent

You grow a humanoid nose with an enhanced ability of smell, gaining the following benefits:

• You gain +1 to your Charisma score.
• Other creatures don’t gain advantage on attack rolls against you as a result of being unseen by you.
• You have a +5 bonus to your passive Wisdom (Perception) and passive Intelligence (Investigation) scores that are influenced or affected by smell.

• You have advantage on Wisdom (Survival) checks to track a creature, provided it has a scent or odor of some kind, or affects the environment around it in such a way as to create one (intentionally or otherwise).