Rock Worm
Rock Worm

A medium-sized breed of Worm with a particularly high point on its head and green glowing eyes that only function well in the dark, so it spends most of its time living underground and only surfacing at night. Its shell is hard and gray like stone, so it is often used for mining work because it will not be crushed in a collapse.

Etymology Edit

Named for the fact that its shell looks like rock. Its name in Japanese is


Game Description Image
Monster Rancher 1 "This one dwells between the rocks. It can't see well." Rock Worm MR1
Monster Rancher 2 "It has beautiful eyes, but they do not work well in the light." Rock Worm MR2


  • To obtain a Rock Worm in Monster Rancher 1, combine a Worm with any Golem.
  • To obtain a Rock Worm in Monster Rancher 2, use

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.