Claws (True Form Only)

_Melee Weapon Attack:_ +5 to hit, reach 5 ft., one target. _Hit:_ 5 (1d4+3) piercing damage, and the target must succeed on a DC 13 Constitution saving throw or take 5 (2d4) poison damage and be poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

Slam (Beast Form Only)

_Melee Weapon Attack:_ +5 to hit, reach 5 ft., one target. _Hit:_ 10 (2d6+3) bludgeoning, piercing, or slashing damage (based on the type of damage dealt by the Beast form's primary attack, such as Bite).

Invisibility (True Form Only)

The quasit magically turns invisible until it attacks, uses Scare, or uses Change Shape, or until its concentration ends (as if concentrating on a spell). Any equipment the quasit wears or carries is invisible with it.