[s1e12] - Undertow

The 12th episode of Slugterra 's first season, titled " Undertow " and airing in 2012, sees the Shane Gang captured and forced into service on Captain Malvolio Drake’s pirate ship while exploring the underground Flumes. You can stream this adventure on platforms like Apple TV or find detailed episode information on IMDb. "Slugterra" Undertow (TV Episode 2012) - IMDb