Capernicus

Spellcasting. DC: 22.  Capernicus has the same spell slots of a level 20 bard with an additional slot for spell levels 6, 7, 8, 9.

Multi-attack: Capernicus makes three blade attacks.

Blade Attack. +18 to hit. reach 5 feet. one creature. Hit: 1d10 slashing damage + 2d10 necrotic damage + 7. All necrotic damage dealt by this attack heals Capernicus.

Charm. Capernicus targets one humanoid it can see within 60 feet of it. If the target can see Capernicus, the target must succeed on a DC 20 Wisdom saving throw against this magic or be charmed by Capernicus. The charmed target regards Capernicus as a trusted friend to be heeded and protected. Although the target isn't under Capernicus control, it takes Capernicus requests or actions in the most favorable way it can. Each time Capernicus or its companions do anything harmful to the target, it can repeat the saving throw, ending the effect on itself on a success. Otherwise, the effect lasts until Capernicus is destroyed, is on a different plane of existence than the target, or takes a bonus action to end the effect. It can also be ended by a Greater Restoration.

Capernicus can take 3 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. Capernicus regains spent legendary actions at the start of its turn.

Attack. Capernicus can make a single blade attack.

Teleport. Capernicus can teleport 60ft.

Charm (costs 2 actions). Capernicus makes a charm attack.

Cast Spell (costs 3 actions). Capernicus can cast any spell he has a slot available for.