Aquatic Skycubes is a flooded 1.2 skycubes with special features and made as a 2.5k downloads celebration. Survive through cubes with water is very common, and beat the ender dragon in this scenario!
Survive through 98 cubes or aquariums! The map also have some special features, and loot chests also contains water breathing potions and sponges! Also, use it carefully.
Here are some images of the map: