Living Cloudkill

Large construct, Unaligned

Armor Class

15 (natural armor)

Hit Points

73 (7d10+35)

Speed

walk 25 ft., fly 25 ft.

Damage Resistances

bludgeoning, piercing, slashing from nonmagical attacks

Damage Immunities

poison

Condition Immunities

blinded, charmed, deafened, exhaustion, frightened, grappled, poisoned, prone

Senses

darkvision 60 ft.

Challenge

7

Amorphous

The living spell can move through a space as narrow as 1 inch wide without squeezing.

Magic Resistance

The living spell has advantage on saving throws against spells and other magical effects.

Actions

Multiattack

The living spell makes two Magical Strike attacks.

Magical Strike

Melee Spell Attack: +8 to hit, reach 10 ft., one target. Hit: 22 (5d6 + 5) poison damage.

Spell Mimicry (Recharge 5-6)

The living spell creates a 40-foot-diameter sphere of fog within 60 feet of it (the fog spreads around corners). When a creature enters the fog for the first time on a turn or starts its turn there, it must make a DC 16 Constitution saving throw, taking 22 (5d8) poison damage on a failed save, or half as much damage on a successful one.