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

False Appearance. While the battle robe remains motionless and isn't flying, it is indistinguishable from a normal garment.

Flyby. The animated battle robe does not provoke opportunity attacks when it flies out of an enemy's reach.

Sleeve Slap. Melee Weapon Attack: +2 to hit, reach 5 ft., one target. Hit: 1 bludgeoning damage. 

Eldritch Bolt. Ranged Spell Attack: +2 to hit, range 120 ft., one target. Hit: 5 (1d10) force damage.