Chainer Geist

Medium undead, chaotic evil

Armor Class

11

Hit Points

45 (10d8)

Speed

0 ft., fly 40 ft.

Damage Resistances

acid, fire, lightning, thunder; bludgeoning, piercing, and slashing from nonmagical weapons

Damage Immunities

cold, necrotic, poison

Condition Immunities

charmed, exhaustion, frightened, grappled, paralyzed, petrified, poisoned, prone, restrained

Senses

darkvision 60 ft.

Languages

any languages it knew in life

Challenge

4

Ethereal Sight

The geist can see 60 feet into the Ethereal Plane when it is on the Material plane, and vice versa.

Incorporeal Movement

The geist can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10) force damage if it ends its turn inside an object.

Actions

Multiattack

The geist makes two attacks with its chains.

Chain

Melee Weapon Attack: +5 to hit, reach 10 ft., one target. Hit: 10 (2d6 + 3) bludgeoning damage. The target is grappled (escape DC 13) if the geist isn't already grappling a creature. Until this grapple ends, the target is restrained and takes 3 (1 d6) necrotic damage at the start of each of its turns.

Etherealness

The geist enters the Ethereal Plane from the Material Plane, or vice versa.It is visible on the Material Plane while it is in the Border Ethereal, and vice versa, yet it can't affect or be affected by anything on the other plane.