Anomaly-3b

Dagger shield. Any creature within 5 feet of Anomaly-3b That attacks it takes 9 (2d4+4) piercing damage.All attacks and effects targeting Anomaly-3b have a 25% chance of being negated and not affecting Anomaly-3b.

Shriek.(Recharge 5-6) All creatures within 300 feet of Anomaly-3b that can hear it must succeed on a DC 20 charisma saving throw or be paralyzed for 1 minute.All creatures also make a DC 20 constitution saving throw, taking 27 (6d8) thunder damage on a failure or half as much on a success.

Multi attack. Anomaly-3b makes 2 chaos bolt attacks,  1 dagger rush attack, and 5 slam attacks.

Chaos bolt. Ranged Weapon Attack: +6 to hit, range 90/300 ft., 1 target. Hit: 35 (4d12 + 9) Lightning damage.

Dagger rush. Anomaly-3b moves up to 45 feet in a straight 20 foot wide line. All creatures in the line make a DC 17 dexterity saving throw, taking 24 (8d4 + 4) Piercing damage on a failure or half as much damage on a success.

Slam. Melee Weapon Attack: +9 to hit, reach 5 ft., 1 target. Hit: 11 (2d6 + 4) damage of Anomaly-3b's choice.

Piercing gaze(Recharge 5-6). All creatures Anomaly-3b can see in a 120 foot line make a DC 22 charisma saving throw. on a failure, a creature takes 8d4 psychic damage and  6d4 piercing damage. On a success, a creature takes half as much damage.

Necrotic eye. 1 creature within 60 feet of Anomaly-3b that it can see makes a DC 19 constitution saving throw. on a failure, it is blinded and Paralyzed for 1 minute. each turn while blinded or paralyzed in this way, that creature takes 3 (1d6) necrotic damage.

Anomaly-3b can use 1 legendary action a day, and it uses it at the end of a creatures turn.

Chaos plague. All creatures within 300 feet of Anomaly-3b take 50 poison damage.

Disintegrate. Anomaly-3b Turns blood red and remains immobile for 5 rounds. At the end of the 5 rounds, Anomaly-3b and everything within 30 feet of It is disintegrated in a gray dust.Creatures within 30 feet automatically die.