Marshy is the fifteenth dungeon the player will come across in the game and can be found at 29.8 km. It consists of six areas with the boss, Vulpus, being located in the sixth area. Most monsters in the dungeon are weak to Fire, Water and Bash.
Monsters[]
| Area | Monsters |
|---|---|
| 1 | Socket - Kappa |
| 2 | Kappa - Eyeroll |
| 3 | Eyeroll - Lantern |
| 4 | Lantern - Snowgirl |
| 5 | Snowgirl - Brolly |
| 7 | Vulpus |