Corkus are a species of cork like characters appearing in New Super Mario Bros: The Underground. They appear in numerous levels as helpful characters with often complex yet correct grammar.

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.