Flying Shield

Small Construct, Unaligned

AC: 17

Initiative: +2 (12)

HP: 17 (5d6)

Speed: 0 ft., fly 50 ft. (hover)

STR
12 (+1)
DEX
15 (+2)
CON
11 (+0)
INT
1 (-5)
WIS
5 (-3)
CHA
1 (-5)

Saving Throws: Dex +4

Immunities: poison; psychic

Condition Immunities: blinded; charmed; deafened; frightened; paralyzed; petrified; poisoned

Senses: blindsight 60 ft. (blind beyond this radius), Passive Perception 7

CR: 1/4 (XP 50; PB +2)

Antimagic Susceptibility.

The shield is incapacitated while in the area of an antimagic field. If targeted by dispel magic, the sword must succeed on a Constitution saving throw against the caster's spell save DC or fall unconscious for 1 minute.

False Appearance.

While the shield remains motionless and isn't flying, it is indistinguishable from a normal sword.

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Flying Shield

Source: Tales from the Yawning Portal, p. 224 - Licenses and attribution