Chaos Quadrapod Flier

Magic Resistance. The chaos quadrapod has advantage on saving throws against spells and other magical effects related to Movement altering spells

Flyby. The chaos flier does not provoke opportunity attacks when it uses its flying speed to  enter a creatures range, then leave it.

Multiattack. The chaos quadrapod makes up to 2 claw attacks.

Claw. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 9 (2d4 + 4) slashing damage. If the flier flew at least 20' at its target, the target must roll a DC 15 STR saving throw or be knocked prone.

Shriek of Fear(Recharges after a Short or Long Rest). The chaos quadrapod flier emits a bloodcurdling at all targets within 20' of it. . Each creature that is not a Quadruped in a 20-foot-radius sphere centered on that point must succeed on a DC 14 Charisma saving throw or be [condition]frightenened[/condition.  of the flier for 1 minute.  The target may repeat the Saving Throw at the end of each of its turns.

As a Bonus Action, the Flier can use 1 Bite attack on any target that has been hit by both of its claw attacks.  

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) piercing damage.  The target must roll a DC 13 CON save or be paralyzed until the start of its next turn.