Aquatic Disaster (Halloween Update) OUTDATED is a release file of the Minecraft map Aquatic Disaster(Finale Update), made for Minecraft 1.13.1, 1.13, 1.13-Snapshot. It was published on October 17, 2018 and is 57.4 MB in size. For the full description, screenshots and every other version, visit the Aquatic Disaster(Finale Update) map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.