Necrotic Centipede

Medium Unknown, Any alignment

Armor Class —

Hit Points —

Speed 30 ft.

STR 10 (+0)

DEX 10 (+0)

CON 10 (+0)

INT 10 (+0)

WIS 10 (+0)

CHA 10 (+0)

Damage Immunities necrotic, fire

Senses —

Languages —

Challenge —

Necrotic Body. A creature that touches the centipede or hits it with a melee attack while within 5 feet of it takes 10 (3d6) necrotic damage.

Source

BGDIA, p. 119