Swarm of Ravens

5e compatible shield

Medium swarm of Tiny beasts, unaligned

Armor Class 12
Hit Points 24 (7d8 - 7)
Speed 10 ft., fly 50 ft.

STR DEX CON INT WIS CHA
6 (-2) 14 (+2) 8 (-1) 3 (-4) 12 (+1) 6 (-2)

Saving Throws 
Skills Perception +5
Damage Resistances bludgeoning, piercing, slashing
Damage Immunities 
Condition Immunities charmed, frightened, grappled, paralyzed, petrified, prone, restrained, stunned
Senses passive Perception 15
Languages --
Challenge 44930 (50 XP)

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny raven. The swarm can’t regain hit points or gain temporary hit points.

Actions

Beaks. Melee Weapon Attack: +4 to hit, reach 5 ft., one target in the swarm’s space. Hit: 7 (2d6) piercing damage, or 3 (1d6) piercing damage if the swarm has half of its hit points or fewer.