Armor Class 14 (natural armor)
Hit Points 7 (2d4 + 2)
Speed fly 30 ft.
Skills Perception +6
Damage Immunities poison
Condition Immunities charmed, exhaustion, frightened, paralyzed, petrified, poisoned
Senses darkvision 60 ft., passive Perception 16
Languages understands the languages of its creator but can't speak
Challenge 0
Flyby. The observer doesn't provoke opportunity attacks when it flies out of an enemy's reach.
Telepathic Bond. While the observer is within 1 mile of its creator, it can magically convey what it sees to its creator, and the two can communicate telepathically.
Unusual Nature. The observer doesn't need air, food, drink, or sleep.
Shriek. The observer emits a mechanical shriek until the start of its next turn or until it drops to 0 hit points. This shriek can be heard within a range of 300 feet.
KftGV, p. 85