Bluespawn Godslayer

Magic Resistance. The godslayer has advantage on saving throws against spells and other magical effects.

Slayer. The godslayer deals an additional 10 force damage when it hits Celestials, Dragonborn, or Dragons with a melee weapon attack.

Multiattack. The godslayer makes one Bite attack and two Greatsword attacks. If both Greatsword attacks hit a Large or smaller creature, it is pushed up to 15 feet away and knocked prone.

Bite. Melee Weapon Attack: +14 to hit, reach 10 ft., one target. Hit: 14 (1d12 + 8) piercing damage plus 11 (2d10) lightning damage.

Greatsword. Melee Weapon Attack: +14 to hit, reach 15 ft., one target. Hit: 29 (6d6 + 8) force damage.

Lightning Breath (Recharges after a Short or Long Rest). The godslayer exhales lightning in a 90-­foot line that is 5 feet wide. Each creature in that line must make a DC 21 Dexterity saving throw, taking 66 (12d10) lightning damage on a failed save, or half as much damage on a successful one.

Vicious Reprisal. When the godslayer takes damage, it makes one Bite attack against a creature within reach. If no creature is within reach, the godslayer teleports up to 60 feet in a flash of lightning toward a hostile creature it can see.