Tunnel Crawlers are insect type monsters found in Fate.
The Tunnel Crawler is a green worm-esque enemy. It is segmented and has a dark grey semicircle head with two mandibles, a toothless mouth, and two eyes. It attacks by biting the player.
They also spawn with their stronger orange counterpart, Diseased Centipedes, in small groups.
Tunnel Crawlers first spawn at level 4. They have 38 XP value, their HP is between 12 and 20, and they cause 3-4 damage.