Corrupted Angel of Melora

Corrupted Angelic Weapons. The angel's weapon attacks are magical. When the angel hits with any weapon, the weapon deals an extra 4d8 necrotic damage (included in the attack).

Innate Spellcasting. The angel's spellcasting ability is Charisma (spell save DC 17). They can innately cast the following spells, requiring only verbal components:

At will: see invisibility

1/day each: spirit shroud, harm, bestow curse

Magic Resistance. The angel has advantage on saving throws against spells and other magical effects.

Multiattack. The angel makes two melee attacks.

Blade Hand. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 4) piercing damage plus 18 (4d8) necrotic damage.

Corrupting Touch (3/Day). The angel touches another creature. The target magically takes 28 (6d8 + 2) necrotic damage.  CON Save (DC 17) for half damage.

Legendary Actions:

The angel can take 2 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature's turn. The angel regains spent legendary actions at the start of its turn.

Constricting Vines. (Range 30 ft) Corrupted, purple, vein-y vines appear from the ground below a target creature and begin to wrap around their legs.  STR Save (DC 17) or be restrained by the vines until the end of the target's next round. A creature restrained by the vines can use its action to make a Strength check against your spell save DC. On a success, it frees itself.

Buffeting Wings (Costs 2 actions). The angel beats its wings. Each creature within 15 feet of the angel must succeed on a DC 17 Dexterity saving throw or take 6 (1d6 + 3) bludgeoning damage and be knocked prone. The angel can then fly up to half its flying speed.