Amleth Rorik

Curse Master. Amleth has a series of spells designtaed as his Curse spells, when casting or concentrating on a Curse spell Amleth has a series of unqiue effects and interactions with these spells and their targets.

His Curse Spells are as follows: Hex, Hold Person, Bestow Curse, Crown of Madness, Hypnotic Pattern & Bane.

Relentless Stalker. While concentrating on one of his Curse spells Amleth has two bonus actions. 

Spellcasting. The Amleth is a 10th level spellcaster. His spellcasting ability is Wisdom (spell save DC 18, +9 to hit with spell attacks). Amleth as following [class name] spells prepared:
Cantrips (at will): Chill Touch, Eldritch Blast, Frostbite

4th Level (4 Slots): Hex, Hold Person, Bestow Curse, Crown of Madness, Hypnotic Pattern, Bane, Blight, Raulothim's Psychic Lance, [spell]

Wicked Blows. While concentrating on one of his Curse spells Amleth can fire an additional beam when casting Eldritch Blast and Eldritch blast deals additional damage equal to his wisdom modifier. Alternatively he can use his Tormented Aura action.

Tormented  Aura. Ranged SpellAttack: +11 to hit, range 90 ft., 1 target. Hit: 24 (4d8 + 6) psychic damage. Amleth fires a wicked bolt of energy at a tagret effect by one of their Curse spells. On a hit all other creatures within 15ft of the target take psychic damage equal to twice the creatures wisdom modifier. 

Psychic Burst. As a bonus action Amleth can cause one creature effected by one of their Curse spells and all other creatures within 5ft of them to take 7 Psychic damage.

Ghostly Stalker. As a bonus action Amleth may teleport to an unnocuppied space within 30ft of a target effected by one of their Curse spells. 

Punisher of the Weak. As a reaction when a creature makes a saving throw against one of Amleth's Curse spells he may increase the DC of the saving throw by 1d6 for that roll. He must declare this reaction before the saving throw is made.