Arctic_Abyss_3.9.zip is a release file of the Minecraft map derpsafdqwa, made for Minecraft 1.4.7. It was published on March 5, 2013 and is 10.8 MB in size. For the full description, screenshots and every other version, visit the derpsafdqwa map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
