Magic Resistance. The chicken has advantage on saving throws against spells and other magical effects.
Multiattack. The Abyss Chicken makes four attacks: two with its parasitic tendrils and two with its lashing tendrils. Alternatively, it makes two attacks with its parasitic tendrils and its corrosive drool.
Parasitic Tendrils. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (2d10 + 5) bludgeoning damage. If the target is a Medium or smaller creature, it is grappled (escape DC 15). The chicken as 4 tendrils it can have up to 4 creatures grappled. if a character does 30 damage to a tendril in a single turn the chicken loses the tendril.
Lashing tendrils. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 7 (2d4 + 2) bludgeoning damage.
Corrosive drool. While a creature is grappled the chicken can drool dark green ichor over the creature. the creature takes 3d8 acid damage and takes a -1 penalty to their ac. when their armor receives a penalty of -5 it is destroyed.
LOOKS LIKE YOURE THE CHICKEN. if a creature begins running away from the abyssal chicken begin making chicken noises to taunt the player.