You have become ever closer to the the god of nature you protect, becoming more in-touch with its blessings. You gain the following benefits:
Your Wisdom score increases by 1, to a maximum of 20.
You gain proficiency in Nature. If you are already proficient in the skill, you add double your proficiency bonus to checks you make with it.
Whenever you cause a creature to recover hit points, including yourself, the number of hit points the creature recovers increases by an amount equal to your proficiency bonus.
Bahamut's Shield
Bahamut gives you the strength to defend yourself having fought against Tiamat on his behalf.
You can add your Charisma modifier to your armour class.
Dramaturgy
As a magical caster and performer you've spent several hours practicing your craft to be as unique and useful as possible. This allows you to gain the following benefits:
Increase Charisma score by 1, to a maximum of 20.
You gain proficiency in Performance. If you are already proficient in the skill, you add double your proficiency bonus to checks you make with it.
When casting a spell with a verbal component you may make a Performance check against viewers' passive Perception. If you are successful they are unaware of a spell being cast and believe it is just a performance. If you succeed by 5 or more you can choose to have the performance be silent.
Sticky Fingers
When you attack, you can replace any of your melee attacks with attempts to pickpocket your target, making a contest of your Sleight of Hand skill against their Athletics or Acrobatics skill.
Alternatively, you can instead attempt to disarm the target, making the same contest.
Any items you pilfer are held within your free hand or dropped if you have no hands free.
Metaphysical Insight
You have seen into the workings of the world and gained understanding of how magic works.