Multiattack

Two Greatsword attacks.

Greatsword

Melee Weapon Attack: +8 to hit, 5 ft., one target, 19 (4d6+5) slashing damage + 7 (2d6) necrotic.

Dark Word

Speaks an infernal word of unmaking at up to two creatures it can see within 120' of it. Each target: DC 16 Con save or take 22 (5d8) necrotic.