The Spider Pit is where Spider-units are recruited for the Goblin faction - namely, the Spiderlings (when the building is at Level 1) and the Goblin Spider Riders (at Level 2). At Level 3, the Venom Sacs upgrade for Spiderlings can be researched there.
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.