Arkhan The Black

Withering Aura. Arkhan is surrounded by an aura of destruction that extends for 20 feet. Any creature in the aura that is not undead, cannot regain hit points, cannot be revived or raised from the dead and cannot be cured of curses, poison or fear.

Turn Immunity. Immune to effects that that turn undead.

Arkhan's Soulrender. +7 to hit, reach 5 ft., one target. Hit: 22 (3d12 + 4) slashing damage. The target must succeed on a DC 12 Intelligence saving throw or become feared

Honor Guard:  When Arkhan is hit with a ranged attack roll a d6. If it is an even number summon 2 skeletons. If it is odd do nothing. This can only happen once per turn cycle

Arkhan Gains 1 legendary action point every odd turn

Summon the Ranks (Costs 1 Action): Arkhan summon (1d4 ) Skeletons to fight alongside him