Multiattack

The balor attacks with its lightning sword and its fire whip.

Lightning Sword

Melee Weapon Attack: +14 to hit, reach 10 ft., one target. Hit: 21 (3d8 + 8) slashing damage plus 18 (4d8) lightning damage.

Fire Whip

Melee Weapon Attack: +14 to hit, reach 45 ft., one target. Hit: 18 (3d6 + 8) slashing damage plus 14 (4d6) fire damage and the target makes a DC 19 Strength saving throw. On a failure it is pulled up to 40 feet towards the balor.

Whip Crack (1/Day)

A 90-foot cone of thunderous flame emanates from the balor. Each creature in the area makes a DC 19 Constitution saving throw taking 28 (8d6) fire damage and 28 (8d6) thunder damage and falling prone on a failed save or taking half damage on a successful one.

Teleport

The balor magically teleports to a space within 120 feet that it can see.