Huge, poisonous spider

From MUME

Huge, poisonous spiders are aggressive level ~11-12 mobiles, found in various places across Arda. They have a poisonous bite that can afflict you with Arachnia.

A huge, poisonous spider is here.
>examine spider
This disgusting creature is the size of a man crawling on all fours.
It has eight hairy legs that gives it a tremendous speed on almost any
surface and sharp poisonous fangs to paralyse or kill its prey.