Advantage on Dexterity Saving throws and expertise. You provoke opportunity attacks but cannot be hit. You are immune to falling damage. + 1 AC. Difficult terrain does not hinder you. Whenever you roll initiative, your minimum roll is always 10.
Advantage on wisdom Saving throws and expertise. You can convey your thoughts to animals. Animals love you, are naturally friendly. Advantage on persuasion checks with animals.
Advantage on intelligence saving throws and expertise, you can identify magic items, and detect magic by touch. Basically you can read the rune language. Transcribing spells cost 25% of the time.
Advantage on strength saving throws and expertise, you can grapple anything. You are immune to prone.
Advantage on charisma Saving throws and expertise. You cannot be caught lying, even with magic. With the exception of charm, because you do not control your body.
You naturally understand value of objects (appraisal) and economy.
Advantage on intelligence Saving throws and expertise. You can ascertain the history of an object or place, almost naturally like a truth orb. You gain 1 year of keen mind.
Advantage on wisdom Saving throws and expertise. Nobody can lie to you. Even through magic. You can read a creatures alignment. You naturally understand cultures, yourself and the world.
Advantage on charisma Saving throws and expertise. You can fear even the most fearless creatures and bend them to your will. This goes past immunity.
Advantage on Intelligence Saving throws and expertise. You are sherlock Holmes, you can passively see secrets, hidden stuff, traps, and messages. No secret is safe from you.
Advantage on Wisdom Saving throws and expertise. There is nothing you can't cure, you have a cure or potion for everything. You can immediately see if and what is wrong with a creature, if it is wounded. You can ascertain how long a creature has been dead and what killed it.
Advantage on Intelligence Saving throws and expertise. If it is natural resource you know what it is, and what it does. Plants love you, and grow more rapid in your presence.
Advantage on Wisdom Saving throws and expertise. I CAN SEE EVERYTHING. Truesight. You also gain Observant and alert feat. You can see things up to the horizon.
Advantage on charisma Saving throws and expertise. You are the best bard ever to have existed, no matter what you say or touch or play, it is always the best.
Advantage on charisma Saving throws and expertise. You can make anyone be on the same page as you, even if they disagree, you can make them see your side and logic and accept that as fact.
Advantage on Intelligence Saving throws and expertise. You know everything about all the gods, and are able to communicate with the god of your choosing. (only one)You can also referral, priests, clerics, missionaries to gods.
Advantage on Dexterity Saving throws and expertise. Nothing is safe, you own everything. You are able to ascertain what something is worth by just looking at it. And you can get 20% more sell value out of items that you sell. You are able to fence any item to any vendor, by changing its appearance.
Advantage on Dexterity Saving throws and expertise. Wherever you go, you naturally don't make sounds. When you are trying to be stealthy you have near true invisibility. (magical items can still be detected with detect magic)
You gain advantage on constitution saving throws and expertise. You do not gain disadvantage on difficult terrain. You are immune to disease, poison, starvation, dehydration, disorientation and sleep. You can see tracks from a long time ago ascertain what made the tracks, how long ago and even when it has rained.