Telepathic Bond. While the homunculus is on the same plane of existence as its master, the two of them can communicate telepathically with each other.

Bite. Melee Attack Roll: +4, reach 5 ft. Hit: 1 Piercing damage, and the target is subjected to the following effect. Constitution Saving Throw: DC 12. Failure: The target has the Poisoned condition until the end of the homunculus’s next turn. Failure by 5 or More: The target has the Poisoned condition for 1 minute. While Poisoned, the target has the Unconscious condition, which ends early if the target takes any damage.