You can attack twice, instead of once, whenever you take the Attack action on your turn.

As a Bonus Action, Seraphine transforms for 1 minute, gaining a Fly Speed equal to her walking Speed. Once on each of her turns, one target damaged by her attack takes extra Radiant damage equal to her Proficiency Bonus. The transformation can be used once per Long Rest.

You can sense the presence of Celestials, Fiends, and Undead within 60 feet of yourself, as well as consecrated or desecrated places and objects, a limited number of times per Long Rest.

You can restore hit points to a creature by touch, drawing from a pool of healing power that replenishes after a Long Rest. Your pool has 25 hit points.

You gain a Fighting Style feat. Seraphine has the Defense Fighting Style, granting a +1 bonus to Armor Class while wearing armor.

You can cast prepared Paladin spells using Charisma as your spellcasting ability. You can use a Holy Symbol as a spellcasting focus.

When you hit with a weapon attack, you can expend a spell slot to deal extra Radiant damage. The damage is 2d8 for a level 1 slot, plus 1d8 for each slot level above 1, up to a maximum of 5d8. The damage increases by 1d8 against a Fiend or Undead.

You swear the Oath of Devotion, gaining the Oath Spells Protection from Evil and Good and Sanctuary, along with the Channel Divinity options Sacred Weapon and Turn the Unholy.

You can channel divine energy through your oath. Sacred Weapon lets you empower a weapon with radiant guidance, while Turn the Unholy forces nearby Fiends and Undead to flee or become incapacitated. Channel Divinity is regained after a Short or Long Rest.

You have spent your life in the service of a temple, learning sacred rites, religious traditions, and the practical duties of caring for a community. You retain the respect and hospitality of religious communities that share your faith, and you can usually secure modest shelter and basic assistance from them.