Oath of Onira

The oath of Onira is the belief on the betterment of one's self, their devotion is to their mind and their body. While their magical skills are limited, their body is in perfect health and they are in complete control of it

Channel Divinity

When you take this oath at 3rd level, you gain the following two Channel Divinity options.

Oniran Surge. As a reaction or during your turn, you unleash a surge of your own energy, you can immediately make one attack and move half your movement without provoking opportunity attacks 

Breath of Onira. As a bonus action, you can take a steading breath, gaining expert control over your body and mind. For 1 minute you gain the following benefits. 

• You do not need to breath
• You can add your proficiency bonus to all attack and damage rolls made against a creature within 10 ft of you
• You have advantage on all saving throws against illusions and the charmed or frightened effect
• On subsequent turns you can use a bonus action to gain temporary hit points equal to your constitution modifier + your proficiency bonus
• Your walking speed increases by 10 ft, and you cannot be non magically moved against your will

Oniran Magic

Creatures have advantage on saving throws against spells you cast that don't have a range of self. You have advantage on concentration checks to maintain spells that have a range of self.

Perfected Body

By 7th level you have dedicated yourself to your body and mind and can push beyond normal limits, you gain +2 to strength and constitution, and your ability score maximum for all skills is increased to 25, additionally your walking speed increases by 10 ft. You count as one size larger when grappling, shoving and carrying 
You can hold your breath for 15 minutes, and your Jump distance and height are doubled.
You additionally can choose a feat when you reach this level

Perfect Mind and Health

You become immune to the charmed and frightened conditions, additionally, when targeting yourself you can use lay on hands as a bonus action, and can use 5hp to end any condition including exhaustion and petrification 

Ultimate Onira

At 20th level, your body is the perfect example of life and excellence. You gain a plus 3 to your AC, A bonus to all strength, dexterity, constitution checks, and saving throws equal to your charisma modifier. Your walking speed is doubled and you make one extra attack when you take the attack action. Additionally, you gain +1 to every stat and a +2 to a stat of your choosing, and a feat.
Additionally, you do not age and cannot be aged magically.