If the broom is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn't observed the broom move or act, that creature must succeed on a DC 15 Wisdom (Perception) check to discern that the broom is animate.
Flyby
The broom doesn't provoke opportunity attacks when it flies out of an enemy's reach.
Actions
Multiattack
The broom makes two melee attacks.
Broomstick
Melee Weapon Attack+5 to hit, reach 5 ft., one target. 5 () 🔨 Bludgeoning damage.