Submerged Superstructure

The Submerged Supestructure is a late-game region added by the Downpour expansion. It's the remains of 's superstrucutre, sunken beneath the 's waves due to the damage her can suffered in its legs after Five Pebbles' first attempt to expel the Rot. While it is best explored by the and plays an important role in their story, most Slugcats can enter the region if they have enough.