Telepathic bond: The homunculus monster of dnd 5e lived on the same plane as its master. It can also magically communicate with its master what it senses, and they can even communicate telepathically.

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BiteThis monster can use one of its bite attacks to make a Melee Weapon attack: +4 to hit, reach five feet, one creature. Also, Hit: 1 piercing injury. The target must succeed on a DC 10 Constitution saving throw. Or else they will be poisoned for one minute. If the saving throw is failed by 5 or more, the target is poisoned instead for 5 (1d10) minutes. The target also becomes Unconscious while Poisoned.

Also, check out: dnd 5e veteran monster

Attributes Of Homunculus Monstrous DnD 5E

AC 13 (Natural Armor).
Alignment Neutral
CON 11
Challenge Rating 0
Immunities to Condition Charmed, Poisoned
DEX 15
HP 5 (2d4)
INT 10
Immunities Poison
Languages Although it understands the language of its creator, it cannot speak.
Passive Perception 10
Roll 0 Eat 1d20 + 4 1
Senses Darkvision 60 Ft.
Size Tiny
Speed 20 ft. Fly 40 ft.
Type Construct
WIS 10