Arachkid

These terrifying spiders have evolved to have faces that vaguely mimic a humanoid child's face. They make the sounds of a crying infant when they are attacking their prey. Its not personal, blood-sack.

Spider Climb. The spider can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Web Sense. While in contact with a web, the spider knows the exact location of any other creature in contact with the same web.

Web Walker. The spider ignores movement restrictions caused by webbing.

Terrifying Presence: The Arachkid's warped form of an arachnid with an infant's face is more than many can handle. Each player that starts its turn within 30 feet of the Arachkid and has line of sight must make a DC 14 WIS saving throw or be frightened. A frightened player may make this saving throw again at the end of each of their turns. If a player succeeds on their saving throw they are immune to this effect for the next 24 hours.

Bite. Melee Weapon Attack: +9 to hit, reach 5 ft., one creature. Hit: 7 (1d8 + 3) piercing damage, and the target must make a DC 14 Constitution saving throw, taking 9 (2d8) poison damage on a failed save, or half as much damage on a successful one. If the player fails their save they are are poisoned. (has disadvantage on attack rolls and ability checks). The player may roll at the end of each of their turns to end this effect. If they fail 2 checks (remain poisoned for 2 rounds) they die.

Web (Recharge 5–6). Ranged Weapon Attack: +5 to hit, range 30/60 ft., one creature. Hit: The target is restrained by webbing. As an action, the restrained target can make a DC 12 Strength check, bursting the webbing on a success. The webbing can also be attacked and destroyed (AC 10; hp 5; vulnerability to fire damage; immunity to bludgeoning, poison, and psychic damage).