Sea is the eleventh dungeon the player will come across in the game and can be found at 21.7 km. It consists of 5 areas with the boss, Peaches, being located in the fifth area. The monsters inside are primarily weak to Stab and Jab attacks and are also weak to Water, except for the boss. 


Area Monsters
1 Cerberus - Reddevil
2 Reddevil - Monkey
3 Monkey - Bluedevil
4 Bluedevil - Phoenix
5 Peaches