Constrict

Your companion can choose to use it's action to attempt to constrict its target by making a melee attack. On a successful attack, the creature takes a 1d8 + 2 + your proficience bonus bludgeoning damage and it must succeed on a Strength (Athletics) or Dexterity (Acrobatics) check contested by the companion's DC equal to 8 + your proficiency bonus + the companion's Strength modifier or be grappled. A grappled creature can use its action to escape. Until the grapple ends, At the start of the companion's turn, the grappled creature takes 1d8 + 2 + your proficience bonus bludgeoning damage and