Charge. If the Lord of Blades moves at least 10 feet straight toward a target and then hits it with his adamantine sixblade on the same turn, the target takes an extra 11 (2d10) slashing damage. If the target is a creature, it must succeed on a DC 19 Strength saving throw or be pushed up to 10 feet away and knocked prone.

Spellcasting. His spellcasting ability is Intelligence (spell save DC 18, +10 to hit with spell attacks). He has the following spells prepared:

Cantrips (at will): fire bolt (see “Actions” below), mage hand, mending, prestidigitation

1st level (4 slots): expeditious retreat, sanctuary, thunderwave

2nd level (3 slots): blur, heat metal, scorching ray, see invisibility

3rd level (3 slots): dispel magic, fly, haste

4th level (3 slots): freedom of movement, Mordenkainen’s faithful hound

5th level (2 slots): animate objects, wall of force

Multiattack. makes two attacks with his adamantine six blade 

Adamantine Sixblade. Melee Weapon Attack: +11 to hit, reach 10 ft., one target. Hit: 21 (3d10 + 5) slashing damage plus 7 (2d6) force damage.

Fire Bolt (Cantrip). Ranged Spell Attack: +10 to hit, range 120 ft., one target. Hit: 22 (4d10) fire damage.