Miracle Sea

Miracle Sea (Japanese: きせきのうみ Miracle Sea) is a dungeon in Pokémon Mystery Dungeon: Explorers of Time and Explorers of Darkness and Pokémon Mystery Dungeon: Explorers of Sky. The dungeon itself consists of 22 floors, with 18 floors for the part called Miracle Sea and 4 floors for Deep Miracle Sea. The player must travel to the bottom to obtain a Phione Dew, a cure-all after Manaphy falls ill. The Pokémon can be encountered on the third floor after  has told the player about Marine Resort, and if the player has either the Mystery Part or Secret Slab in the Treasure Bag. The boss of this dungeon is a, who attempts to forcefully relieve the Phione of all their dew. Once Gyarados is defeated, the Phione reward the player with the dew. There is a locked room on the third floor of the Deep Miracle Sea that holds a treasure box containing an Air Blade, Seabed Veil, or Silver Veil. In any further explorations the player decides to take, the player can recruit Phione once automatically by reaching the end of the dungeon.

In other languages
Mirakelmeer Mar Milagro Mer Prodige Mar dei Miracoli きせきのうみ 奇迹之海