Minecraft wiki entry for Update_Aquatic, associated text: The Update Aquatic is the name for a major update that was released for most versions of Minecraft in 2018, with the exception of the Xbox One, Nintendo Switch, and New Nintendo 3DS editions. The Update Aquatic focuses on revamping the oceans in Minecraft, adding many new aquatic mobs, blocks, items and structures. The update marks the advent of the trend of major themed content updates being released across certain editions relatively simultaneously, rather than across differently-titled, unrelated-sounding updates per edition.