Oath of the Slaying Angel

You are a paladin who has a mix of light and dark. You have sworn to eliminate all unnecessary evils, wherever they may be. You will stop at nothing to destroy Hell, the Abyss, and desired undead. You fight like no other paladin, using your rage and anger to rip through the hordes of evil. But you also understand that light cannot exist without dark, and see it necessary to use some darkness yourself. 

Channel Divinity

At 3rd level, you gain the following two channel divinity options that you can use once before a long rest: 

 Fury of the Slayer: You channel the powers of who you swore to and gain some of their power. For 3 rounds, you gain advantage on attack rolls and resistance to all damage, except force, thunder, and poison. This upgrades to 6 rounds at level 17.

Control the Unwilling: If you encounter a creature, you can control them. They creature must make a wisdom saving throw of 8 + your proficiency bonus and charisma modifier. If they fail, they must follow obey you. If they succeed, they take 4d4 psychic damage.

Terrifying Presence

At 3rd level, you gain expertise in the intimidation skill.

Aura of Fury

At the 7th level, you can add your charisma modifier to the "to hit" of you and your allies melee and range attacks, this also applies to allied undead and celestials. (Minimum of +1) In addition, you can add your charisma modifier to your damage. You also gain the additional action of Angelic Fury. This attack forces a DEX save on your opponent. If they fail, they take 4d8 radiant, and half as much on a successful save.

Slayer of the Unholy

At 7th level, you gain advantage with attack rolls, saving throws, and skill checks when relating to dealing with fiends or undead.

Angelic Resistance

At the 15th Level, you gain resistance to bludgeoning, piercing, and slashing damage done by non magic weapons, thunder, fire, and force damage. You also now deal 1d8 additional radiant damage to fiends and undead.

Strength from the Fallen

At the 15th level, whenever you kill a creature, regardless of type or challenge rating, your attack damage doubles. If you kill another within the 3 rounds, you can not get a double of the double damage, but you can stack the number of rounds it lasts for.

The Archangel Reborn

You have reach the pinnacle of power for your oath. At the 20th level, you can channel the Slaying Angel, and transform into the Archangel Michael. 

With this transformation you:

• Gain wings and gain 120 flight movement speed.
• Deal 2d8 psychic damage to those around you. (Sphere)
• Your attacks deal an automatic 6d8 radiant damage to enemies you attack. In addition, they must make a con save. If they fail, they take 4d10 fire damage and can`t make an action until your next turn. If they succeed, they take half the damage and can make actions.

This lasts for 1 hour and you can`t use this again until you take a long rest.